#include <tgmath.h>
#include <gmp.h>
#include <mpfr.h>
#include <stdio.h>
#include <stdbool.h>

char *name = "Equirectangular approximation to distance on a great circle";

double f_if(float R, float lambda1, float lambda2, float phi1, float phi2) {
        float r22822 = R;
        float r22823 = lambda1;
        float r22824 = lambda2;
        float r22825 = r22823 - r22824;
        float r22826 = phi1;
        float r22827 = phi2;
        float r22828 = r22826 + r22827;
        float r22829 = 2;
        float r22830 = r22828 / r22829;
        float r22831 = cos(r22830);
        float r22832 = r22825 * r22831;
        float r22833 = r22832 * r22832;
        float r22834 = r22826 - r22827;
        float r22835 = r22834 * r22834;
        float r22836 = r22833 + r22835;
        float r22837 = sqrt(r22836);
        float r22838 = r22822 * r22837;
        return r22838;
}

double f_id(double R, double lambda1, double lambda2, double phi1, double phi2) {
        double r22839 = R;
        double r22840 = lambda1;
        double r22841 = lambda2;
        double r22842 = r22840 - r22841;
        double r22843 = phi1;
        double r22844 = phi2;
        double r22845 = r22843 + r22844;
        double r22846 = 2;
        double r22847 = r22845 / r22846;
        double r22848 = cos(r22847);
        double r22849 = r22842 * r22848;
        double r22850 = r22849 * r22849;
        double r22851 = r22843 - r22844;
        double r22852 = r22851 * r22851;
        double r22853 = r22850 + r22852;
        double r22854 = sqrt(r22853);
        double r22855 = r22839 * r22854;
        return r22855;
}


double f_of(float R, float lambda1, float lambda2, float phi1, float phi2) {
        float r22856 = phi1;
        float r22857 = phi2;
        float r22858 = r22856 + r22857;
        float r22859 = 2;
        float r22860 = r22858 / r22859;
        float r22861 = cos(r22860);
        float r22862 = log1p(r22861);
        float r22863 = expm1(r22862);
        float r22864 = lambda1;
        float r22865 = lambda2;
        float r22866 = r22864 - r22865;
        float r22867 = r22863 * r22866;
        float r22868 = r22856 - r22857;
        float r22869 = hypot(r22867, r22868);
        float r22870 = R;
        float r22871 = r22869 * r22870;
        return r22871;
}

double f_od(double R, double lambda1, double lambda2, double phi1, double phi2) {
        double r22872 = phi1;
        double r22873 = phi2;
        double r22874 = r22872 + r22873;
        double r22875 = 2;
        double r22876 = r22874 / r22875;
        double r22877 = cos(r22876);
        double r22878 = log1p(r22877);
        double r22879 = expm1(r22878);
        double r22880 = lambda1;
        double r22881 = lambda2;
        double r22882 = r22880 - r22881;
        double r22883 = r22879 * r22882;
        double r22884 = r22872 - r22873;
        double r22885 = hypot(r22883, r22884);
        double r22886 = R;
        double r22887 = r22885 * r22886;
        return r22887;
}

void mpfr_fmod2(mpfr_t r, mpfr_t n, mpfr_t d, mpfr_rnd_t rmd) {
        mpfr_fmod(r, n, d, rmd);
        if (mpfr_cmp_ui(r, 0) < 0) mpfr_add(r, r, d, rmd);
}


static mpfr_t r22888, r22889, r22890, r22891, r22892, r22893, r22894, r22895, r22896, r22897, r22898, r22899, r22900, r22901, r22902, r22903, r22904;

void setup_mpfr_f_im() {
        mpfr_set_default_prec(1424);
        mpfr_init(r22888);
        mpfr_init(r22889);
        mpfr_init(r22890);
        mpfr_init(r22891);
        mpfr_init(r22892);
        mpfr_init(r22893);
        mpfr_init(r22894);
        mpfr_init_set_str(r22895, "2", 10, MPFR_RNDN);
        mpfr_init(r22896);
        mpfr_init(r22897);
        mpfr_init(r22898);
        mpfr_init(r22899);
        mpfr_init(r22900);
        mpfr_init(r22901);
        mpfr_init(r22902);
        mpfr_init(r22903);
        mpfr_init(r22904);
}

double f_im(double R, double lambda1, double lambda2, double phi1, double phi2) {
        mpfr_set_d(r22888, R, MPFR_RNDN);
        mpfr_set_d(r22889, lambda1, MPFR_RNDN);
        mpfr_set_d(r22890, lambda2, MPFR_RNDN);
        mpfr_sub(r22891, r22889, r22890, MPFR_RNDN);
        mpfr_set_d(r22892, phi1, MPFR_RNDN);
        mpfr_set_d(r22893, phi2, MPFR_RNDN);
        mpfr_add(r22894, r22892, r22893, MPFR_RNDN);
        ;
        mpfr_div(r22896, r22894, r22895, MPFR_RNDN);
        mpfr_cos(r22897, r22896, MPFR_RNDN);
        mpfr_mul(r22898, r22891, r22897, MPFR_RNDN);
        mpfr_mul(r22899, r22898, r22898, MPFR_RNDN);
        mpfr_sub(r22900, r22892, r22893, MPFR_RNDN);
        mpfr_mul(r22901, r22900, r22900, MPFR_RNDN);
        mpfr_add(r22902, r22899, r22901, MPFR_RNDN);
        mpfr_sqrt(r22903, r22902, MPFR_RNDN);
        mpfr_mul(r22904, r22888, r22903, MPFR_RNDN);
        return mpfr_get_d(r22904, MPFR_RNDN);
}

static mpfr_t r22905, r22906, r22907, r22908, r22909, r22910, r22911, r22912, r22913, r22914, r22915, r22916, r22917, r22918, r22919, r22920;

void setup_mpfr_f_fm() {
        mpfr_set_default_prec(1424);
        mpfr_init(r22905);
        mpfr_init(r22906);
        mpfr_init(r22907);
        mpfr_init_set_str(r22908, "2", 10, MPFR_RNDN);
        mpfr_init(r22909);
        mpfr_init(r22910);
        mpfr_init(r22911);
        mpfr_init(r22912);
        mpfr_init(r22913);
        mpfr_init(r22914);
        mpfr_init(r22915);
        mpfr_init(r22916);
        mpfr_init(r22917);
        mpfr_init(r22918);
        mpfr_init(r22919);
        mpfr_init(r22920);
}

double f_fm(double R, double lambda1, double lambda2, double phi1, double phi2) {
        mpfr_set_d(r22905, phi1, MPFR_RNDN);
        mpfr_set_d(r22906, phi2, MPFR_RNDN);
        mpfr_add(r22907, r22905, r22906, MPFR_RNDN);
        ;
        mpfr_div(r22909, r22907, r22908, MPFR_RNDN);
        mpfr_cos(r22910, r22909, MPFR_RNDN);
        mpfr_log1p(r22911, r22910, MPFR_RNDN);
        mpfr_expm1(r22912, r22911, MPFR_RNDN);
        mpfr_set_d(r22913, lambda1, MPFR_RNDN);
        mpfr_set_d(r22914, lambda2, MPFR_RNDN);
        mpfr_sub(r22915, r22913, r22914, MPFR_RNDN);
        mpfr_mul(r22916, r22912, r22915, MPFR_RNDN);
        mpfr_sub(r22917, r22905, r22906, MPFR_RNDN);
        mpfr_hypot(r22918, r22916, r22917, MPFR_RNDN);
        mpfr_set_d(r22919, R, MPFR_RNDN);
        mpfr_mul(r22920, r22918, r22919, MPFR_RNDN);
        return mpfr_get_d(r22920, MPFR_RNDN);
}

static mpfr_t r22921, r22922, r22923, r22924, r22925, r22926, r22927, r22928, r22929, r22930, r22931, r22932, r22933, r22934, r22935, r22936;

void setup_mpfr_f_dm() {
        mpfr_set_default_prec(1424);
        mpfr_init(r22921);
        mpfr_init(r22922);
        mpfr_init(r22923);
        mpfr_init_set_str(r22924, "2", 10, MPFR_RNDN);
        mpfr_init(r22925);
        mpfr_init(r22926);
        mpfr_init(r22927);
        mpfr_init(r22928);
        mpfr_init(r22929);
        mpfr_init(r22930);
        mpfr_init(r22931);
        mpfr_init(r22932);
        mpfr_init(r22933);
        mpfr_init(r22934);
        mpfr_init(r22935);
        mpfr_init(r22936);
}

double f_dm(double R, double lambda1, double lambda2, double phi1, double phi2) {
        mpfr_set_d(r22921, phi1, MPFR_RNDN);
        mpfr_set_d(r22922, phi2, MPFR_RNDN);
        mpfr_add(r22923, r22921, r22922, MPFR_RNDN);
        ;
        mpfr_div(r22925, r22923, r22924, MPFR_RNDN);
        mpfr_cos(r22926, r22925, MPFR_RNDN);
        mpfr_log1p(r22927, r22926, MPFR_RNDN);
        mpfr_expm1(r22928, r22927, MPFR_RNDN);
        mpfr_set_d(r22929, lambda1, MPFR_RNDN);
        mpfr_set_d(r22930, lambda2, MPFR_RNDN);
        mpfr_sub(r22931, r22929, r22930, MPFR_RNDN);
        mpfr_mul(r22932, r22928, r22931, MPFR_RNDN);
        mpfr_sub(r22933, r22921, r22922, MPFR_RNDN);
        mpfr_hypot(r22934, r22932, r22933, MPFR_RNDN);
        mpfr_set_d(r22935, R, MPFR_RNDN);
        mpfr_mul(r22936, r22934, r22935, MPFR_RNDN);
        return mpfr_get_d(r22936, MPFR_RNDN);
}