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float_class |
Function (ROM Call 0x2FA) |
Determines the class of the floating point number.
float_class checks the floating point argument x and returns an integer
result which determines the subtype of the argument, in according to the
following table:
Note: This table was wrong in the documentation of TIGCCLIB release 1.5: negative and
unsigned infinity was swapped due a to typing error.
Uses: is_nan, _bcd_math
Used by: did_push_anti_deriv, push_1st_derivative, push_csolve, push_czeros, push_def_int, push_desolve, push_lim, push_max, push_min, push_nsolve, push_solve, push_zeros, push_equals, push_greater_than, push_greater_than_or_equals, push_less_than, push_less_than_or_equals, push_not_equals, push_sum, push_Float_to_rat, get_ub, push_gcd_then_cofactors, push_standardize