Dear Jerome, It's the machine epsilon (https://en.wikipedia.org/wiki/Machine_epsilon) value for the IEEE 754 "half precision" (16 bit, "short" in C++ speak) floating point number system, equal to 2^-11.
Christian On 30/08/2017 13:24, [email protected] wrote: > Hellol List, > > in the header gsl_machine.h , what is the meaning of the constant > GSL_SFLT_EPSILON ? > > Thanks in advance, > Jerome > -- My book, "Learning Scientific Programming with Python" is published by CUP scipython.com <http://scipython.com>: | @scipython3 <https://twitter.com/scipython3>
