fp64lib Library reference by functions For Alphabetical reference see here… 1. Basic math fp64_add (+) fp64_div ( / )fp64_fmod ( % )fp64_mul (*)fp64_neg ( -x )fp64_sub ( – ) fp64_absfp64_fma (a*b+c)fp64_inverse (1/x)fp64_pow (xy)fp64_sqrtfp64_square (x2) 2. Basic functions fp64_ceilfp64_copysignfp64_cut_noninteger_fractionfp64_frexpfp64_lrintfp64_lroundfp64_roundfp64_signbitfp64_trunc fp64_fdimfp64_fmaxfp64_fminfp64_fmodnfp64_fmodx_pi2fp64_ilogbfp64_ldexpfp64_modffp64_roundfp64_scalblnfp64_scalbn 3. Type Conversions to float64 (double) long int(double) long long int(double) long(double) float(double) unsigned int(double) long longfp64_atofstrtod from float64 (float)(long)(int)(long int)(long long int)(char)(unsigned int)(unsigned long)(unsigned long long)(unsigned char)fp64_to_decimalExp 4. Trigonometric fp64_cosfp64_coshfp64_cotanfp64_hypotfp64_sinfp64_sinhfp64_tanfp64_tanh fp64_acosfp64_acoshfp64_asinfp64_asinhfp64_atanfp64_atan2fp64_atanh 5. Logarithm & exponential fp64_logfp64_logbfp64_log10fp64_log2 fp64_expfp64_exp10fp64_pow10 6. Conditional / classifying fp64_classifyfp64_compare ( <, ==, > )fp64_isfinitefp64_isinffp64_isnan