Tom:
I fell asleep last night after remembering that I'd fogotten
about values < 1.
The following code (with tests) fixes that oversight (of course,
you may already have fixed it...)
Dean
--
Dean Provins, P. Geoph.
[email protected]
KeyID at at pgpkeys.mit.edu:11371: 0x9643AE65
Fingerprint: 9B79 75FB 5C2B 22D0 6C8C 5A87 D579 9BE5 9643 AE65
def eng (F = 0, fmt = "%fe%d"):
f = abs (F)
n = 0
s = +1
if F < 0:
s = -1
if f != 0:
if f >= 1.:
while (f >= 1.):
f /= 10.
n += 1
f *= 10.
n -= 1
else:
while (f < 1.):
f *= 10.
n -= 1
# Uncomment these if you want a leading '0.'
#f /= 10.
#n += 1
S = fmt % (s * f, n) # store this result in a cell
print "F (%f) = %s" % (F, S) # dekete this in the macro
# Some tests...
eng ()
eng (1.)
eng (1.23)
eng (123)
eng (-1.)
eng (-1.23)
eng (-123)
eng (11.)
eng (0.4)
eng (-0.4)
eng (0.004)
eng (-0.04)
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