/usr/lib/open-axiom/input/float.input is in open-axiom-test 1.5.0~svn3056+ds-1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 | --Copyright The Numerical Algorithms Group Limited 1991.
-- this demonstrates Floats and the result of changing precision
)cl all
-- look at 28 digits of accuracy (default is 20)
digits 28
p := numeric %pi
a := 163.0
b := sqrt a
-- following appears to be an integer
exp(p * b)
-- increase the precision to 60 and recalculate
digits 60
p := numeric %pi
a := 163.0
b := sqrt a
exp(p * b)
c := cos(p/12)
-- we have enough precision to get 0 in following
16*c**4 - 16*c**2 + 1
-- look at PI to 200 places
numeric(%pi, 200)
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