#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 r22791 = R;
        float r22792 = lambda1;
        float r22793 = lambda2;
        float r22794 = r22792 - r22793;
        float r22795 = phi1;
        float r22796 = phi2;
        float r22797 = r22795 + r22796;
        float r22798 = 2;
        float r22799 = r22797 / r22798;
        float r22800 = cos(r22799);
        float r22801 = r22794 * r22800;
        float r22802 = r22801 * r22801;
        float r22803 = r22795 - r22796;
        float r22804 = r22803 * r22803;
        float r22805 = r22802 + r22804;
        float r22806 = sqrt(r22805);
        float r22807 = r22791 * r22806;
        return r22807;
}

double f_id(double R, double lambda1, double lambda2, double phi1, double phi2) {
        double r22808 = R;
        double r22809 = lambda1;
        double r22810 = lambda2;
        double r22811 = r22809 - r22810;
        double r22812 = phi1;
        double r22813 = phi2;
        double r22814 = r22812 + r22813;
        double r22815 = 2;
        double r22816 = r22814 / r22815;
        double r22817 = cos(r22816);
        double r22818 = r22811 * r22817;
        double r22819 = r22818 * r22818;
        double r22820 = r22812 - r22813;
        double r22821 = r22820 * r22820;
        double r22822 = r22819 + r22821;
        double r22823 = sqrt(r22822);
        double r22824 = r22808 * r22823;
        return r22824;
}


double f_of(float R, float lambda1, float lambda2, float phi1, float phi2) {
        float r22825 = phi1;
        float r22826 = phi2;
        float r22827 = r22825 + r22826;
        float r22828 = 2;
        float r22829 = r22827 / r22828;
        float r22830 = cos(r22829);
        float r22831 = log1p(r22830);
        float r22832 = expm1(r22831);
        float r22833 = lambda1;
        float r22834 = lambda2;
        float r22835 = r22833 - r22834;
        float r22836 = r22832 * r22835;
        float r22837 = r22825 - r22826;
        float r22838 = hypot(r22836, r22837);
        float r22839 = R;
        float r22840 = r22838 * r22839;
        return r22840;
}

double f_od(double R, double lambda1, double lambda2, double phi1, double phi2) {
        double r22841 = phi1;
        double r22842 = phi2;
        double r22843 = r22841 + r22842;
        double r22844 = 2;
        double r22845 = r22843 / r22844;
        double r22846 = cos(r22845);
        double r22847 = log1p(r22846);
        double r22848 = expm1(r22847);
        double r22849 = lambda1;
        double r22850 = lambda2;
        double r22851 = r22849 - r22850;
        double r22852 = r22848 * r22851;
        double r22853 = r22841 - r22842;
        double r22854 = hypot(r22852, r22853);
        double r22855 = R;
        double r22856 = r22854 * r22855;
        return r22856;
}

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 r22857, r22858, r22859, r22860, r22861, r22862, r22863, r22864, r22865, r22866, r22867, r22868, r22869, r22870, r22871, r22872, r22873;

void setup_mpfr_f_im() {
        mpfr_set_default_prec(4112);
        mpfr_init(r22857);
        mpfr_init(r22858);
        mpfr_init(r22859);
        mpfr_init(r22860);
        mpfr_init(r22861);
        mpfr_init(r22862);
        mpfr_init(r22863);
        mpfr_init_set_str(r22864, "2", 10, MPFR_RNDN);
        mpfr_init(r22865);
        mpfr_init(r22866);
        mpfr_init(r22867);
        mpfr_init(r22868);
        mpfr_init(r22869);
        mpfr_init(r22870);
        mpfr_init(r22871);
        mpfr_init(r22872);
        mpfr_init(r22873);
}

double f_im(double R, double lambda1, double lambda2, double phi1, double phi2) {
        mpfr_set_d(r22857, R, MPFR_RNDN);
        mpfr_set_d(r22858, lambda1, MPFR_RNDN);
        mpfr_set_d(r22859, lambda2, MPFR_RNDN);
        mpfr_sub(r22860, r22858, r22859, MPFR_RNDN);
        mpfr_set_d(r22861, phi1, MPFR_RNDN);
        mpfr_set_d(r22862, phi2, MPFR_RNDN);
        mpfr_add(r22863, r22861, r22862, MPFR_RNDN);
        ;
        mpfr_div(r22865, r22863, r22864, MPFR_RNDN);
        mpfr_cos(r22866, r22865, MPFR_RNDN);
        mpfr_mul(r22867, r22860, r22866, MPFR_RNDN);
        mpfr_mul(r22868, r22867, r22867, MPFR_RNDN);
        mpfr_sub(r22869, r22861, r22862, MPFR_RNDN);
        mpfr_mul(r22870, r22869, r22869, MPFR_RNDN);
        mpfr_add(r22871, r22868, r22870, MPFR_RNDN);
        mpfr_sqrt(r22872, r22871, MPFR_RNDN);
        mpfr_mul(r22873, r22857, r22872, MPFR_RNDN);
        return mpfr_get_d(r22873, MPFR_RNDN);
}

static mpfr_t r22874, r22875, r22876, r22877, r22878, r22879, r22880, r22881, r22882, r22883, r22884, r22885, r22886, r22887, r22888, r22889;

void setup_mpfr_f_fm() {
        mpfr_set_default_prec(4112);
        mpfr_init(r22874);
        mpfr_init(r22875);
        mpfr_init(r22876);
        mpfr_init_set_str(r22877, "2", 10, MPFR_RNDN);
        mpfr_init(r22878);
        mpfr_init(r22879);
        mpfr_init(r22880);
        mpfr_init(r22881);
        mpfr_init(r22882);
        mpfr_init(r22883);
        mpfr_init(r22884);
        mpfr_init(r22885);
        mpfr_init(r22886);
        mpfr_init(r22887);
        mpfr_init(r22888);
        mpfr_init(r22889);
}

double f_fm(double R, double lambda1, double lambda2, double phi1, double phi2) {
        mpfr_set_d(r22874, phi1, MPFR_RNDN);
        mpfr_set_d(r22875, phi2, MPFR_RNDN);
        mpfr_add(r22876, r22874, r22875, MPFR_RNDN);
        ;
        mpfr_div(r22878, r22876, r22877, MPFR_RNDN);
        mpfr_cos(r22879, r22878, MPFR_RNDN);
        mpfr_log1p(r22880, r22879, MPFR_RNDN);
        mpfr_expm1(r22881, r22880, MPFR_RNDN);
        mpfr_set_d(r22882, lambda1, MPFR_RNDN);
        mpfr_set_d(r22883, lambda2, MPFR_RNDN);
        mpfr_sub(r22884, r22882, r22883, MPFR_RNDN);
        mpfr_mul(r22885, r22881, r22884, MPFR_RNDN);
        mpfr_sub(r22886, r22874, r22875, MPFR_RNDN);
        mpfr_hypot(r22887, r22885, r22886, MPFR_RNDN);
        mpfr_set_d(r22888, R, MPFR_RNDN);
        mpfr_mul(r22889, r22887, r22888, MPFR_RNDN);
        return mpfr_get_d(r22889, MPFR_RNDN);
}

static mpfr_t r22890, r22891, r22892, r22893, r22894, r22895, r22896, r22897, r22898, r22899, r22900, r22901, r22902, r22903, r22904, r22905;

void setup_mpfr_f_dm() {
        mpfr_set_default_prec(4112);
        mpfr_init(r22890);
        mpfr_init(r22891);
        mpfr_init(r22892);
        mpfr_init_set_str(r22893, "2", 10, MPFR_RNDN);
        mpfr_init(r22894);
        mpfr_init(r22895);
        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);
        mpfr_init(r22905);
}

double f_dm(double R, double lambda1, double lambda2, double phi1, double phi2) {
        mpfr_set_d(r22890, phi1, MPFR_RNDN);
        mpfr_set_d(r22891, phi2, MPFR_RNDN);
        mpfr_add(r22892, r22890, r22891, MPFR_RNDN);
        ;
        mpfr_div(r22894, r22892, r22893, MPFR_RNDN);
        mpfr_cos(r22895, r22894, MPFR_RNDN);
        mpfr_log1p(r22896, r22895, MPFR_RNDN);
        mpfr_expm1(r22897, r22896, MPFR_RNDN);
        mpfr_set_d(r22898, lambda1, MPFR_RNDN);
        mpfr_set_d(r22899, lambda2, MPFR_RNDN);
        mpfr_sub(r22900, r22898, r22899, MPFR_RNDN);
        mpfr_mul(r22901, r22897, r22900, MPFR_RNDN);
        mpfr_sub(r22902, r22890, r22891, MPFR_RNDN);
        mpfr_hypot(r22903, r22901, r22902, MPFR_RNDN);
        mpfr_set_d(r22904, R, MPFR_RNDN);
        mpfr_mul(r22905, r22903, r22904, MPFR_RNDN);
        return mpfr_get_d(r22905, MPFR_RNDN);
}