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| subject: | C/Set++ |
Chris Mcbrien le escribe a All:
CM> main()
CM> {
CM> float temp=26.4;
CM> }
CM> Then debug it, and tell me what you see as the value of
CM> temp, after the assignment?
CM> My system tells me the value is 2.639996E+01. Now that's
CM> not a huge difference, I admit, but it's enough to really
CM> screw up my program.
Familiar with epsilon? Its basically how much the compiler can screw up and
not have to be responsible for it. Since float is such a small number,
episilon is very large for that. Use doubles or temp reals, the latter
preferred for work with an FPU for obvious reasons.
loSmaH cha'
--- timEd-B9
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