/usr/share/qalculate/variables.xml is in libqalculate5-data 0.9.7-9.
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<QALCULATE version="0.9.4">
<category>
<title>Small Numbers</title>
<title xml:lang="nl">Kleine getallen</title>
<title xml:lang="sv">Små tal</title>
<title xml:lang="zh_CN">小数字</title>
<variable>
<title>Per Mille</title>
<title xml:lang="nl">Per mille</title>
<title xml:lang="sv">Promille</title>
<title xml:lang="zh_CN">千分之一</title>
<names>r:permille,au:‰</names>
<names xml:lang="zh_CN">r:permille,au:‰</names>
<value>1/1000</value>
</variable>
<variable>
<title>Per Myriad</title>
<title xml:lang="nl">Per myriad</title>
<title xml:lang="zh_CN">万分之一</title>
<names>r:permyriad,au:‱</names>
<names xml:lang="zh_CN">r:permyriad,au:‱</names>
<value>1/10000</value>
</variable>
<variable>
<title>Procent</title>
<title xml:lang="nl">Procent</title>
<names>a:%,r:procent</names>
<names xml:lang="zh_CN">a:%,r:procent</names>
<value>1/100</value>
</variable>
</category>
<category>
<title>Large Numbers</title>
<title xml:lang="nl">Grote getallen</title>
<title xml:lang="sv">Stora tal</title>
<title xml:lang="zh_CN">大数</title>
<variable>
<title>Googolplex</title>
<title xml:lang="nl">Googolplex</title>
<names>r:googolplex</names>
<names xml:lang="zh_CN">r:googolplex</names>
<value>10^(10^100)</value>
</variable>
<variable>
<title>Googol</title>
<title xml:lang="nl">Googol</title>
<title xml:lang="zh_CN">大数</title>
<names>r:googol</names>
<names xml:lang="zh_CN">r:googol</names>
<value>10^100</value>
</variable>
<variable require_translation="true">
<title>Centillion</title>
<title xml:lang="nl">Quinquagintiljard</title>
<title xml:lang="zh_CN">百万的一百次方</title>
<names>-r:centillion</names>
<names xml:lang="nl">quinquagintiljard</names>
<names xml:lang="zh_CN">-r:centillion</names>
<value>1E303</value>
</variable>
<variable require_translation="true">
<title>Vigintillion</title>
<title xml:lang="nl">Deciljard</title>
<title xml:lang="sv">Deciljard</title>
<names>-r:vigintillion</names>
<names xml:lang="nl">deciljard</names>
<names xml:lang="sv">deciljard,p:deciljarder</names>
<names xml:lang="zh_CN">-r:vigintillion</names>
<value>1E63</value>
</variable>
<variable require_translation="true">
<title>Novemdecillion</title>
<title xml:lang="nl">deciljoen</title>
<title xml:lang="sv">Deciljon</title>
<names>-r:novemdecillion</names>
<names xml:lang="nl">deciljoen</names>
<names xml:lang="sv">deciljon,p:deciljoner</names>
<names xml:lang="zh_CN">-r:novemdecillion</names>
<value>1E60</value>
</variable>
<variable require_translation="true">
<title>Octodecillion</title>
<title xml:lang="nl">Noniljard</title>
<title xml:lang="sv">Noniljard</title>
<names>-r:octodecillion</names>
<names xml:lang="nl">noniljard</names>
<names xml:lang="sv">noniljard,p:noniljarder</names>
<names xml:lang="zh_CN">-r:octodecillion</names>
<value>1E57</value>
</variable>
<variable require_translation="true">
<title>Septendecillion</title>
<title xml:lang="nl">Noniljoen</title>
<title xml:lang="sv">Noniljon</title>
<names>-r:septendecillion</names>
<names xml:lang="nl">noniljoen</names>
<names xml:lang="sv">noniljon,p:noniljoner</names>
<names xml:lang="zh_CN">-r:septendecillion</names>
<value>1E54</value>
</variable>
<variable require_translation="true">
<title>Sexdecillion</title>
<title xml:lang="nl">Octiljard</title>
<title xml:lang="sv">Oktiljard</title>
<names>-r:sexdecillion</names>
<names xml:lang="nl">octiljard</names>
<names xml:lang="sv">oktiljard,p:oktiljarder</names>
<names xml:lang="zh_CN">-r:sexdecillion</names>
<value>1E51</value>
</variable>
<variable require_translation="true">
<title>Quindecillion</title>
<title xml:lang="nl">Octiljoen</title>
<title xml:lang="sv">Oktiljon</title>
<names>-r:quindecillion</names>
<names xml:lang="nl">octiljoen</names>
<names xml:lang="sv">oktiljon,p:oktiljoner</names>
<names xml:lang="zh_CN">-r:quindecillion</names>
<value>1E48</value>
</variable>
<variable require_translation="true">
<title>Quattuordecillion</title>
<title xml:lang="nl">Septiljard</title>
<title xml:lang="sv">Septiljard</title>
<names>-r:quattuordecillion</names>
<names xml:lang="nl">septiljard</names>
<names xml:lang="sv">septiljard,p:septiljarder</names>
<names xml:lang="zh_CN">-r:quattuordecillion</names>
<value>1E45</value>
</variable>
<variable require_translation="true">
<title>Tredecillion</title>
<title xml:lang="nl">Septiljoen</title>
<title xml:lang="sv">Septiljon</title>
<names>-r:tredecillion</names>
<names xml:lang="nl">septiljoen</names>
<names xml:lang="sv">septiljon,p:septiljoner</names>
<names xml:lang="zh_CN">-r:tredecillion</names>
<value>1E42</value>
</variable>
<variable require_translation="true">
<title>Duodecillion</title>
<title xml:lang="nl">Sextiljard</title>
<title xml:lang="sv">Sextiljard</title>
<names>-r:duodecillion</names>
<names xml:lang="nl">sextiljard</names>
<names xml:lang="sv">sextiljard,p:sextiljarder</names>
<names xml:lang="zh_CN">-r:duodecillion</names>
<value>1E39</value>
</variable>
<variable require_translation="true">
<title>Undecillion</title>
<title xml:lang="nl">Sextiljoen</title>
<title xml:lang="sv">Sextiljon</title>
<names>-r:undecillion</names>
<names xml:lang="nl">sextiljoen</names>
<names xml:lang="sv">sextiljon,p:sextiljoner</names>
<names xml:lang="zh_CN">-r:undecillion</names>
<value>1E36</value>
</variable>
<variable require_translation="true">
<title>Decillion</title>
<title xml:lang="nl">Quintiljard</title>
<title xml:lang="sv">Kvintiljard</title>
<names>-r:decillion</names>
<names xml:lang="nl">quintiljard</names>
<names xml:lang="sv">kvintiljard,p:kvintiljarder</names>
<names xml:lang="zh_CN">-r:decillion</names>
<value>1E33</value>
</variable>
<variable require_translation="true">
<title>Nonillion</title>
<title xml:lang="nl">Quintiljoen</title>
<title xml:lang="sv">Kvintiljon</title>
<names>-r:nonillion</names>
<names xml:lang="nl">quintiljoen</names>
<names xml:lang="sv">kvintiljon,p:kvintiljoner</names>
<names xml:lang="zh_CN">-r:nonillion</names>
<value>1E30</value>
</variable>
<variable require_translation="true">
<title>Octillion</title>
<title xml:lang="nl">Quadriljard</title>
<title xml:lang="sv">Kvadriljard</title>
<names>-r:octillion</names>
<names xml:lang="nl">quadriljard</names>
<names xml:lang="sv">kvadriljard,p:kvadriljarder</names>
<names xml:lang="zh_CN">-r:octillion</names>
<value>1E27</value>
</variable>
<variable require_translation="true">
<title>Septillion</title>
<title xml:lang="nl">Quadriljoen</title>
<title xml:lang="sv">Kvadriljon</title>
<names>-r:septillion</names>
<names xml:lang="nl">quadriljoen</names>
<names xml:lang="sv">kvadriljon,p:kvadriljoner</names>
<names xml:lang="zh_CN">-r:septillion</names>
<value>1E24</value>
</variable>
<variable require_translation="true">
<title>Sextillion</title>
<title xml:lang="nl">Triljard</title>
<title xml:lang="sv">Triljard</title>
<names>-r:sextillion</names>
<names xml:lang="nl">triljard</names>
<names xml:lang="sv">triljard,p:triljarder</names>
<names xml:lang="zh_CN">-r:sextillion</names>
<value>1E21</value>
</variable>
<variable require_translation="true">
<title>Quintillion</title>
<title xml:lang="nl">Triljoen</title>
<title xml:lang="sv">Triljon</title>
<names>-r:quintillion</names>
<names xml:lang="nl">triljoen</names>
<names xml:lang="sv">triljon,p:triljoner</names>
<names xml:lang="zh_CN">-r:quintillion</names>
<value>1E18</value>
</variable>
<variable require_translation="true">
<title>Quadrillion</title>
<title xml:lang="nl">Biljard</title>
<title xml:lang="sv">Biljard</title>
<names>-r:quadrillion</names>
<names xml:lang="nl">biljard</names>
<names xml:lang="sv">biljard,p:biljarder</names>
<names xml:lang="zh_CN">-r:quadrillion</names>
<value>1E15</value>
</variable>
<variable require_translation="true">
<title>Trillion</title>
<title xml:lang="nl">Biljoen</title>
<title xml:lang="sv">Biljon</title>
<title xml:lang="zh_CN">兆</title>
<names>-r:trillion</names>
<names xml:lang="nl">biljoen</names>
<names xml:lang="sv">biljon,p:biljoner</names>
<names xml:lang="zh_CN">-r:trillion</names>
<value>1E12</value>
</variable>
<variable require_translation="true">
<title>Billion</title>
<title xml:lang="nl">Miljard</title>
<title xml:lang="sv">Miljard</title>
<title xml:lang="zh_CN">十亿</title>
<names>-r:billion</names>
<names xml:lang="nl">miljard</names>
<names xml:lang="sv">miljard,p:miljarder</names>
<names xml:lang="zh_CN">-r:billion</names>
<value>1E9</value>
</variable>
<variable require_translation="true">
<title>Million</title>
<title xml:lang="nl">Miljoen</title>
<title xml:lang="sv">Miljon</title>
<title xml:lang="zh_CN">百万</title>
<names>-r:million</names>
<names xml:lang="nl">miljoen</names>
<names xml:lang="sv">miljon,p:miljoner</names>
<names xml:lang="zh_CN">-r:million</names>
<value>1E6</value>
</variable>
<variable require_translation="true">
<title>Thousand</title>
<title xml:lang="nl">Duizend</title>
<title xml:lang="sv">Tusen</title>
<title xml:lang="zh_CN">千</title>
<names>-r:thousand</names>
<names xml:lang="nl">duizend</names>
<names xml:lang="sv">tusen</names>
<names xml:lang="zh_CN">-r:thousand</names>
<value>1E3</value>
</variable>
<variable require_translation="true">
<title>Hundred</title>
<title xml:lang="nl">Honderd</title>
<title xml:lang="sv">Hundra</title>
<title xml:lang="zh_CN">百</title>
<names>-r:hundred</names>
<names xml:lang="nl">honderd</names>
<names xml:lang="sv">hundra</names>
<names xml:lang="zh_CN">-r:hundred</names>
<value>1E2</value>
</variable>
</category>
<category>
<title>Physical Constants</title>
<title xml:lang="nl">Natuurkundige constanten</title>
<title xml:lang="sv">Fysiska konstanter</title>
<title xml:lang="zh_CN">物理常数</title>
<category>
<title>Universal Constants</title>
<title xml:lang="nl">Universele constanten</title>
<title xml:lang="sv">Universala konstanter</title>
<title xml:lang="zh_CN">普适常数</title>
<variable>
<title>Speed of Light in Vacuum</title>
<title xml:lang="nl">Lichtsnelheid in vacuüm</title>
<title xml:lang="sv">Ljusets hastighet i vakuum</title>
<title xml:lang="zh_CN">真空中光速</title>
<names>ar:c,speed_of_light</names>
<names xml:lang="nl">c,licht_snelheid</names>
<names xml:lang="sv">a:c,ljusets_hastighet</names>
<names xml:lang="zh_CN">ar:c,speed_of_light</names>
<value>299792458*m*s^(-1)</value>
</variable>
<variable>
<title>Planck Time</title>
<title xml:lang="nl">Plancktijd</title>
<title xml:lang="sv">Planck-tid</title>
<title xml:lang="zh_CN">普朗克时间</title>
<names>r:planck_time,ais:t_P</names>
<names xml:lang="nl">planck_tijd,t_P</names>
<names xml:lang="zh_CN">r:planck_time,ais:t_P</names>
<value precision="3" approximate="true">5.39121E-44*s</value>
</variable>
<variable>
<title>Planck Temperature</title>
<title xml:lang="nl">Plancktemperatuur</title>
<title xml:lang="sv">Planck-temperatur</title>
<title xml:lang="zh_CN">普朗克温度</title>
<names>r:planck_temperature,ais:T_P</names>
<names xml:lang="nl">planck_temperatuur,T_P</names>
<names xml:lang="zh_CN">r:planck_temperature,ais:T_P</names>
<value precision="3" approximate="true">1.41679E32*K</value>
</variable>
<variable>
<title>Planck Mass</title>
<title xml:lang="nl">Planckmassa</title>
<title xml:lang="sv">Planck-massa</title>
<title xml:lang="zh_CN">普朗克质量</title>
<names>r:planck_mass,ais:m_P</names>
<names xml:lang="nl">planck_massa,m_P</names>
<names xml:lang="zh_CN">r:planck_mass,ais:m_P</names>
<value precision="3" approximate="true">2.17645E-5*g</value>
</variable>
<variable>
<title>Planck Length</title>
<title xml:lang="nl">Plancklengte</title>
<title xml:lang="sv">Planck-längd</title>
<title xml:lang="zh_CN">普朗克长度</title>
<names>r:planck_length,ais:l_P</names>
<names xml:lang="nl">planck_lengte,l_P</names>
<names xml:lang="zh_CN">r:planck_length,ais:l_P</names>
<value precision="3" approximate="true">1.61624E-35*m</value>
</variable>
<variable>
<title>Planck Constant</title>
<title xml:lang="nl">Planck constante</title>
<title xml:lang="sv">Plancks konstant</title>
<title xml:lang="zh_CN">普朗克常数</title>
<names>r:planck</names>
<names xml:lang="zh_CN">r:planck</names>
<value precision="5" approximate="true">6.6260693E-34*J*s</value>
</variable>
<variable>
<title>Planck Constant over 2 pi</title>
<title xml:lang="nl">Planck constante gedeeld door 2 pi</title>
<title xml:lang="sv">Plancks konstant över 2 pi</title>
<title xml:lang="zh_CN">普朗克常数每2π</title>
<names>r:planck2pi</names>
<names xml:lang="zh_CN">r:planck2pi</names>
<value>planck/(2*pi)</value>
</variable>
<variable>
<title>Newtonian Constant of Gravitation</title>
<title xml:lang="nl">Newtons zwaartekrachtconstante</title>
<title xml:lang="sv">Newtonska gravitationskonstanten</title>
<title xml:lang="zh_CN">牛顿引力常数</title>
<names>r:newtonian_constant,a:G</names>
<names xml:lang="nl">newton_constante,G</names>
<names xml:lang="zh_CN">r:newtonian_constant,a:G</names>
<value precision="2" approximate="true">6.6742E-11*m^3*kg^(-1)*s^(-2)</value>
</variable>
<variable>
<title>Electric Constant (Permittivity of Free Space)</title>
<title xml:lang="nl">Elektrische constante (permittiviteit vrije ruimte)</title>
<title xml:lang="sv">Elektriska konstanten</title>
<title xml:lang="zh_CN">介电常数(自由空间介电常数)</title>
<names>r:electric_constant,aisu:ε_0</names>
<names xml:lang="nl">elektrische_constante,ε_0</names>
<names xml:lang="zh_CN">r:electric_constant,aisu:ε_0</names>
<value>1/(4E-7*pi*299792458^2)*F*m^(-1)</value>
</variable>
<variable>
<title>Magnetic Constant (Permeability of Free Space)</title>
<title xml:lang="nl">Magnetische constante (permeabiliteit vrije ruimte)</title>
<title xml:lang="sv">Magnetiska konstanten</title>
<title xml:lang="zh_CN">磁常数(自由空间磁导率）</title>
<names>r:magnetic_constant,aisu:μ_0</names>
<names xml:lang="nl">magnetische_constante,μ_0</names>
<names xml:lang="zh_CN">r:magnetic_constant,aisu:μ_0</names>
<value>4E-7*pi*N*A^(-2)</value>
</variable>
<variable>
<title>Characteristic Impedance of Vacuum</title>
<title xml:lang="nl">Karakteristieke impedantie vacuüm</title>
<title xml:lang="sv">Karaktäristisk impedans för vakuum</title>
<title xml:lang="zh_CN">真空特性阻抗</title>
<names>r:characteristic_impedance,ais:Z_0</names>
<names xml:lang="nl">karakteristieke_impedantie,Z_0</names>
<names xml:lang="zh_CN">r:characteristic_impedance,ais:Z_0</names>
<value>4E-7*pi*299792458*ohm</value>
</variable>
</category>
<category>
<title>Electromagnetic Constants</title>
<title xml:lang="nl">Elektromagnetische constanten</title>
<title xml:lang="sv">Elektromagnetiska konstanter</title>
<title xml:lang="zh_CN">电磁常数</title>
<variable>
<title>Borh Magneton</title>
<title xml:lang="nl">Borh Magneton</title>
<title xml:lang="sv">Bohrs magneton</title>
<title xml:lang="zh_CN">玻尔磁子</title>
<names>r:bohr_magneton,aisu:μ_B</names>
<names xml:lang="zh_CN">r:bohr_magneton,aisu:μ_B</names>
<value precision="6" approximate="true">927.400949E-26*J*T^(-1)</value>
</variable>
<variable>
<title>Conductance Quantum</title>
<title xml:lang="nl">Geleidingsvermogen kwantum</title>
<title xml:lang="sv">Konduktanskvantum</title>
<title xml:lang="zh_CN">量子电导</title>
<names>r:conductance_quantum,ais:G_0</names>
<names xml:lang="nl">geleidings_kwantum,G_0</names>
<names xml:lang="zh_CN">r:conductance_quantum,ais:G_0</names>
<value precision="7" approximate="true">7.748091733E-5*S</value>
</variable>
<variable>
<title>Elementary Charge</title>
<title xml:lang="nl">Elementaire lading</title>
<title xml:lang="sv">Elementarladdning</title>
<title xml:lang="zh_CN">基本电荷</title>
<names>r:elementary_charge,ais:e_charge</names>
<names xml:lang="nl">elementaire_lading,e_lading</names>
<names xml:lang="zh_CN">r:elementary_charge,ais:e_charge</names>
<value precision="6" approximate="true">1.60217653E-19*C</value>
</variable>
<variable>
<title>Josephson Constant</title>
<title xml:lang="nl">Josephson constante</title>
<title xml:lang="sv">Josephsons konstant</title>
<title xml:lang="zh_CN">约瑟夫森常数</title>
<names>r:josephson,ais:K_J</names>
<names xml:lang="zh_CN">r:josephson,ais:K_J</names>
<value precision="6" approximate="true">483597.879E9*Hz*V^(-1)</value>
</variable>
<variable>
<title>Magnetic Flux Quantum</title>
<title xml:lang="nl">Magnetische flux kwantum</title>
<title xml:lang="sv">Magnetflödeskonstanten</title>
<title xml:lang="zh_CN">磁通量量子</title>
<names>r:magnetic_flux_quantum,aisu:Φ_0</names>
<names xml:lang="nl">magnetische_flux_kwantum,Φ_0</names>
<names xml:lang="zh_CN">r:magnetic_flux_quantum,aisu:Φ_0</names>
<value precision="6" approximate="true">2.06783372E-15*Wb</value>
</variable>
<variable>
<title>Nuclear Magneton</title>
<title xml:lang="nl">Nucleaire magneton</title>
<title xml:lang="sv">Kärnmagneton</title>
<title xml:lang="zh_CN">核磁子</title>
<names>r:nuclear_magneton,aisu:μ_N</names>
<names xml:lang="nl">nucleaire_magneton,μ_N</names>
<names xml:lang="zh_CN">r:nuclear_magneton,aisu:μ_N</names>
<value precision="6" approximate="true">5.05078343E-27*J*T^(-1)</value>
</variable>
<variable>
<title>von Klitzing Constant</title>
<title xml:lang="nl">von Klitzing constante</title>
<title xml:lang="zh_CN">冯·克里青常数</title>
<names>r:klitzing,ais:R_K</names>
<names xml:lang="zh_CN">r:klitzing,ais:R_K</names>
<value precision="8" approximate="true">25812.807449*ohm</value>
</variable>
</category>
<category>
<title>Atomic and Nuclear Constants</title>
<title xml:lang="nl">Atomaire- en nucleaire constanten</title>
<title xml:lang="sv">Atomära och nukleära konstanter</title>
<title xml:lang="zh_CN">原子与核物理常数</title>
<variable>
<title>Alpha Particle Mass</title>
<title xml:lang="nl">Massa alfadeeltje</title>
<title xml:lang="sv">Alfapartikelmassa</title>
<title xml:lang="zh_CN">α粒子质量</title>
<names>r:alpha_particle_mass,aisu:m_α</names>
<names xml:lang="nl">alfa_deeltje_massa,m_α</names>
<names xml:lang="zh_CN">r:alpha_particle_mass,aisu:m_α</names>
<value precision="5" approximate="true">6.6446565E-24*g</value>
</variable>
<variable>
<title>Bohr Radius</title>
<title xml:lang="nl">Bohr-straal</title>
<title xml:lang="sv">Bohr-radie</title>
<title xml:lang="zh_CN">玻尔半径</title>
<names>r:bohr_radius,ais:a_o</names>
<names xml:lang="zh_CN">r:bohr_radius,ais:a_o</names>
<value precision="7" approximate="true">0.5291772108E-10*m</value>
</variable>
<variable>
<title>Classical Electron Radius</title>
<title xml:lang="nl">Klassieke straal elektron</title>
<title xml:lang="sv">Klassisk elektron-radie</title>
<title xml:lang="zh_CN">经典电子半径</title>
<names>r:classical_electron_radius,ais:r_e</names>
<names xml:lang="nl">klassieke_electron_radius,r_e</names>
<names xml:lang="zh_CN">r:classical_electron_radius,ais:r_e</names>
<value precision="7" approximate="true">2.817940325E-15*m</value>
</variable>
<variable>
<title>Compton Wavelength</title>
<title xml:lang="nl">Compton golflengte</title>
<title xml:lang="sv">Compton-våglängd</title>
<title xml:lang="zh_CN">康普顿波长</title>
<names>r:compton_wavelength,aisu:λ_C</names>
<names xml:lang="nl">compton_golflengte,λ_C</names>
<names xml:lang="zh_CN">r:compton_wavelength,aisu:λ_C</names>
<value precision="7" approximate="true">2.426310238E-12*m</value>
</variable>
<variable>
<title>Electron Mass</title>
<title xml:lang="nl">Elektronmassa</title>
<title xml:lang="sv">Elektronmassa</title>
<title xml:lang="zh_CN">电子质量</title>
<names>r:electron_mass,ais:m_e</names>
<names xml:lang="nl">elektron_massa,m_e</names>
<names xml:lang="zh_CN">r:electron_mass,ais:m_e</names>
<value precision="5" approximate="true">9.1093826E-28*g</value>
</variable>
<variable>
<title>Helion Mass</title>
<title xml:lang="nl">Helionmassa</title>
<title xml:lang="sv">Helion-massa</title>
<title xml:lang="zh_CN">Helion质量</title>
<names>r:helion_mass,ais:m_h</names>
<names xml:lang="nl">helion_massa,m_h</names>
<names xml:lang="zh_CN">r:helion_mass,ais:m_h</names>
<value precision="6" approximate="true">5.00641214E-24*g</value>
</variable>
<variable>
<title>Neutron Mass</title>
<title xml:lang="nl">Neutronmassa</title>
<title xml:lang="sv">Neutronmassa</title>
<title xml:lang="zh_CN">中子质量</title>
<names>r:neutron_mass,ais:m_n</names>
<names xml:lang="nl">neutron_massa,m_n</names>
<names xml:lang="zh_CN">r:neutron_mass,ais:m_n</names>
<value precision="6" approximate="true">1.67492728E-24*g</value>
</variable>
<variable>
<title>Proton Mass</title>
<title xml:lang="nl">Protonmassa</title>
<title xml:lang="sv">Protonmassa</title>
<title xml:lang="zh_CN">质子质量</title>
<names>r:proton_mass,ais:m_p</names>
<names xml:lang="nl">proton_massa,m_p</names>
<names xml:lang="zh_CN">r:proton_mass,ais:m_p</names>
<value precision="6" approximate="true">1.67262171E-24*g</value>
</variable>
<variable>
<title>Rydberg Constant</title>
<title xml:lang="nl">Rydberg constante</title>
<title xml:lang="sv">Rydbergs konstant</title>
<title xml:lang="zh_CN">里德伯常数</title>
<names>r:rydberg,aisu:R_∞</names>
<names xml:lang="zh_CN">r:rydberg,aisu:R_∞</names>
<value precision="11" approximate="true">10973731.568525*m^(-1)</value>
</variable>
<variable>
<title>Tau Mass</title>
<title xml:lang="nl">Tau massa</title>
<title xml:lang="sv">Tau-massa</title>
<title xml:lang="zh_CN">γ质量</title>
<names>r:tau_mass,aisu:m_τ</names>
<names xml:lang="nl">tau_massa,m_τ</names>
<names xml:lang="zh_CN">r:tau_mass,aisu:m_τ</names>
<value precision="3" approximate="true">3.16777E-24*g</value>
</variable>
</category>
<category>
<title>Physico-Chemical Constants</title>
<title xml:lang="nl">Fysisch-chemische constanten</title>
<title xml:lang="sv">Fysikalisk-kemiska konstanter</title>
<title xml:lang="zh_CN">物理化学常数</title>
<variable>
<title>Atomic Mass Constant</title>
<title xml:lang="nl">Atomaire massaconstante</title>
<title xml:lang="sv">Atommassenhet</title>
<title xml:lang="zh_CN">原子质量常数</title>
<names>r:atomic_mass,ais:m_u</names>
<names xml:lang="nl">atoommassa,m_u</names>
<names xml:lang="sv">atommassa,ais:m_u</names>
<names xml:lang="zh_CN">r:atomic_mass,ais:m_u</names>
<value precision="6" approximate="true">1.66053886E-24*g</value>
</variable>
<variable>
<title>Avogadro Constant</title>
<title xml:lang="nl">Avogadro's constante</title>
<title xml:lang="sv">Avogadros konstant</title>
<title xml:lang="zh_CN">阿佛加德罗常数</title>
<names>r:avogadro,ais:N_A</names>
<names xml:lang="zh_CN">r:avogadro,ais:N_A</names>
<value precision="5" approximate="true">6.0221415E23*mol^(-1)</value>
</variable>
<variable>
<title>Boltzmann Constant</title>
<title xml:lang="nl">Constante van Boltzmann</title>
<title xml:lang="sv">Boltzmanns konstant</title>
<title xml:lang="zh_CN">玻耳兹曼常数</title>
<names>r:boltzmann</names>
<names xml:lang="zh_CN">r:boltzmann</names>
<value precision="5" approximate="true">1.3806505E-23*J*K^(-1)</value>
</variable>
<variable>
<title>Faraday Constant</title>
<title xml:lang="nl">Faraday constante</title>
<title xml:lang="sv">Faradays konstant</title>
<title xml:lang="zh_CN">法拉第常数</title>
<names>r:faraday</names>
<names xml:lang="zh_CN">r:faraday</names>
<value precision="6" approximate="true">96485.3383*C*mol^(-1)</value>
</variable>
<variable>
<title>First Radiation Constant</title>
<title xml:lang="nl">Eerste stralingsconstante</title>
<title xml:lang="sv">Första strålningskonstanten</title>
<title xml:lang="zh_CN">第一辐射常数</title>
<names>r:first_radiation,ais:c_1</names>
<names xml:lang="nl">eerste_straling,c_1</names>
<names xml:lang="zh_CN">r:first_radiation,ais:c_1</names>
<value precision="6" approximate="true">3.74177138E-16*W*m^2</value>
</variable>
<variable>
<title>Ideal Gas Constant</title>
<title xml:lang="nl">Ideale gasconstante</title>
<title xml:lang="sv">Gaskonstant</title>
<title xml:lang="zh_CN">理想气体常数</title>
<names>r:ideal_gas</names>
<names xml:lang="nl">ideale_gas</names>
<names xml:lang="zh_CN">r:ideal_gas</names>
<value precision="4" approximate="true">8.314472*J*K^(-1)*mol^(-1)</value>
</variable>
<variable>
<title>Second Radiation Constant</title>
<title xml:lang="nl">Tweede stralingsconstante</title>
<title xml:lang="sv">Andra strålningskonstanten</title>
<title xml:lang="zh_CN">第二辐射常数</title>
<names>r:second_radiation,ais:c_2</names>
<names xml:lang="nl">tweede_straling,c_2</names>
<names xml:lang="zh_CN">r:second_radiation,ais:c_2</names>
<value precision="5" approximate="true">1.4387752E-2*m*K</value>
</variable>
</category>
</category>
<category>
<title>Basic Constants</title>
<title xml:lang="nl">Basisconstanten</title>
<title xml:lang="sv">Grundläggande konstanter</title>
<title xml:lang="zh_CN">基本常数</title>
<variable>
<title>Golden Ratio</title>
<title xml:lang="nl">Gulden snede</title>
<title xml:lang="sv">Golden ratio</title>
<title xml:lang="zh_CN">黄金比例</title>
<names>r:golden,au:φ</names>
<names xml:lang="nl">gouden,φ</names>
<names xml:lang="zh_CN">r:golden,au:φ</names>
<value>(1+sqrt(5))/2</value>
</variable>
<variable>
<title>Omega Constant</title>
<title xml:lang="nl">Omega constante</title>
<title xml:lang="sv">Omegakonstanten</title>
<title xml:lang="zh_CN">Ω常数</title>
<names>r:omega</names>
<value>lambertw(1)</value>
</variable>
<variable>
<title>Pythagora's Constant (sqrt 2)</title>
<title xml:lang="nl">Pythagoras constante (sqrt 2)</title>
<title xml:lang="sv">Pythagoras konstant (sqrt 2)</title>
<title xml:lang="zh_CN">毕达哥拉斯常数(根号2)</title>
<names>r:pythagoras</names>
<names xml:lang="zh_CN">r:pythagoras</names>
<value>sqrt(2)</value>
</variable>
<variable>
<title>Apery's Constant</title>
<title xml:lang="nl">Apery's constante</title>
<title xml:lang="sv">Aperys konstant</title>
<title xml:lang="zh_CN">Apery常数</title>
<names>r:apery</names>
<names xml:lang="zh_CN">r:apery</names>
<value>zeta(3)</value>
</variable>
<builtin_variable name="e">
<title>Base of Natural Logarithms (e)</title>
<title xml:lang="nl">Grondtal natuurlijke logaritmen (e)</title>
<title xml:lang="sv">Basen för naturliga logaritmer (e)</title>
<title xml:lang="zh_CN">自然对数的底e</title>
<names>r:e</names>
<names xml:lang="zh_CN">r:e</names>
</builtin_variable>
<builtin_variable name="pi">
<title>Archimede's Constant (pi)</title>
<title xml:lang="nl">Archimede's constante (pi)</title>
<title xml:lang="sv">Archimedes konstant (pi)</title>
<title xml:lang="zh_CN">圆周率(π)</title>
<names>au:π,r:pi</names>
<names xml:lang="zh_CN">au:π,r:pi</names>
</builtin_variable>
<builtin_variable name="euler">
<title>Euler's Constant</title>
<title xml:lang="nl">Euler's constante</title>
<title xml:lang="sv">Eulers konstant</title>
<title xml:lang="zh_CN">欧拉常数</title>
<names>au:γ,r:euler</names>
<names xml:lang="zh_CN">au:γ,r:euler</names>
</builtin_variable>
<builtin_variable name="catalan">
<title>Catalan's Constant</title>
<title xml:lang="nl">Catalan's constante</title>
<title xml:lang="sv">Catalans konstant</title>
<title xml:lang="zh_CN">Catalan常数</title>
<names>r:catalan</names>
<names xml:lang="zh_CN">r:catalan</names>
</builtin_variable>
</category>
<category>
<title>Special Numbers</title>
<title xml:lang="nl">Bijzondere getallen</title>
<title xml:lang="sv">Speciella nummer</title>
<title xml:lang="zh_CN">特殊数字</title>
<builtin_variable name="i">
<title>Imaginary i (sqrt -1)</title>
<title xml:lang="nl">Imaginaire i (sqrt -1)</title>
<title xml:lang="sv">Imaginärt i (sqrt -1)</title>
<title xml:lang="zh_CN">虚数i(sqrt -1)</title>
<names>r:i</names>
<names xml:lang="nl">.</names>
<names xml:lang="zh_CN">r:i</names>
</builtin_variable>
<builtin_variable name="infinity">
<title>Infinity</title>
<title xml:lang="nl">Oneindig</title>
<title xml:lang="sv">Oändlighet</title>
<title xml:lang="zh_CN">无穷</title>
<names>r:infinity</names>
<names xml:lang="nl">oneindig</names>
<names xml:lang="sv">oändlighet</names>
<names xml:lang="zh_CN">r:infinity</names>
</builtin_variable>
<builtin_variable name="plus_infinity">
<title>Positive Infinity</title>
<title xml:lang="nl">Positief oneindig</title>
<title xml:lang="sv">Positiv oändlighet</title>
<title xml:lang="zh_CN">正无穷</title>
<names>r:plus_infinity</names>
<names xml:lang="nl">plus_oneindig</names>
<names xml:lang="sv">plus_oändlighet</names>
<names xml:lang="zh_CN">r:plus_infinity</names>
</builtin_variable>
<builtin_variable name="minus_infinity">
<title>Negative Infinity</title>
<title xml:lang="nl">Negatief oneindig</title>
<title xml:lang="sv">Negativ oändlighet</title>
<title xml:lang="zh_CN">负无穷</title>
<names>r:minus_infinity</names>
<names xml:lang="nl">min_oneindig</names>
<names xml:lang="sv">minus_oändlighet</names>
<names xml:lang="zh_CN">r:minus_infinity</names>
</builtin_variable>
<builtin_variable name="undefined">
<title>Undefined</title>
<title xml:lang="nl">Ongedefinieerd</title>
<title xml:lang="sv">Odefinierad</title>
<title xml:lang="zh_CN">未定义的</title>
<names>r:undefined</names>
<names xml:lang="nl">ongedefinieerd</names>
<names xml:lang="sv">odefinierad</names>
<names xml:lang="zh_CN">r:undefined</names>
</builtin_variable>
<variable>
<title>False</title>
<title xml:lang="nl">Onwaar</title>
<title xml:lang="sv">Falskt</title>
<title xml:lang="zh_CN">假</title>
<names>r:false,r:no</names>
<names xml:lang="nl">onwaar,nee</names>
<names xml:lang="sv">falskt,nej</names>
<names xml:lang="zh_CN">r:false,r:no</names>
<value>0</value>
</variable>
<variable>
<title>True</title>
<title xml:lang="nl">Waar</title>
<title xml:lang="sv">Sant</title>
<title xml:lang="zh_CN">真</title>
<names>r:true,r:yes</names>
<names xml:lang="nl">waar,ja</names>
<names xml:lang="sv">sant,ja</names>
<names xml:lang="zh_CN">r:true,r:yes</names>
<value>1</value>
</variable>
</category>
<category>
<title>Unknowns</title>
<title xml:lang="nl">Onbekenden</title>
<title xml:lang="sv">Okända</title>
<title xml:lang="zh_CN">未知数</title>
<unknown>
<names>r:x</names>
<names xml:lang="zh_CN">r:x</names>
</unknown>
<unknown>
<names>r:y</names>
<names xml:lang="zh_CN">r:y</names>
</unknown>
<unknown>
<names>r:z</names>
<names xml:lang="zh_CN">r:z</names>
</unknown>
</category>
</QALCULATE>
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