BornAgain
1.18.0
Simulate and fit neutron and x-ray scattering at grazing incidence
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Floating-point epsilon, tolerances, almost-equal. More...
Functions | |
double | GetAbsoluteDifference (double a, double b) |
Returns the absolute value of the difference between a and b. | |
double | GetRelativeDifference (double a, double b) |
Returns the safe relative difference, which is 2(|a-b|)/(|a|+|b|) except in special cases. | |
double | GetLogDifference (double a, double b) |
Returns the difference of the logarithm; input values are truncated at the minimum positive value. | |
Floating-point epsilon, tolerances, almost-equal.