#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 r22769 = R;
        float r22770 = lambda1;
        float r22771 = lambda2;
        float r22772 = r22770 - r22771;
        float r22773 = phi1;
        float r22774 = phi2;
        float r22775 = r22773 + r22774;
        float r22776 = 2;
        float r22777 = r22775 / r22776;
        float r22778 = cos(r22777);
        float r22779 = r22772 * r22778;
        float r22780 = r22779 * r22779;
        float r22781 = r22773 - r22774;
        float r22782 = r22781 * r22781;
        float r22783 = r22780 + r22782;
        float r22784 = sqrt(r22783);
        float r22785 = r22769 * r22784;
        return r22785;
}

double f_id(double R, double lambda1, double lambda2, double phi1, double phi2) {
        double r22786 = R;
        double r22787 = lambda1;
        double r22788 = lambda2;
        double r22789 = r22787 - r22788;
        double r22790 = phi1;
        double r22791 = phi2;
        double r22792 = r22790 + r22791;
        double r22793 = 2;
        double r22794 = r22792 / r22793;
        double r22795 = cos(r22794);
        double r22796 = r22789 * r22795;
        double r22797 = r22796 * r22796;
        double r22798 = r22790 - r22791;
        double r22799 = r22798 * r22798;
        double r22800 = r22797 + r22799;
        double r22801 = sqrt(r22800);
        double r22802 = r22786 * r22801;
        return r22802;
}


double f_of(float R, float lambda1, float lambda2, float phi1, float phi2) {
        float r22803 = phi1;
        float r22804 = phi2;
        float r22805 = r22803 + r22804;
        float r22806 = 2;
        float r22807 = r22805 / r22806;
        float r22808 = cos(r22807);
        float r22809 = exp(r22808);
        float r22810 = log(r22809);
        float r22811 = lambda1;
        float r22812 = lambda2;
        float r22813 = r22811 - r22812;
        float r22814 = r22810 * r22813;
        float r22815 = r22803 - r22804;
        float r22816 = hypot(r22814, r22815);
        float r22817 = R;
        float r22818 = r22816 * r22817;
        return r22818;
}

double f_od(double R, double lambda1, double lambda2, double phi1, double phi2) {
        double r22819 = phi1;
        double r22820 = phi2;
        double r22821 = r22819 + r22820;
        double r22822 = 2;
        double r22823 = r22821 / r22822;
        double r22824 = cos(r22823);
        double r22825 = exp(r22824);
        double r22826 = log(r22825);
        double r22827 = lambda1;
        double r22828 = lambda2;
        double r22829 = r22827 - r22828;
        double r22830 = r22826 * r22829;
        double r22831 = r22819 - r22820;
        double r22832 = hypot(r22830, r22831);
        double r22833 = R;
        double r22834 = r22832 * r22833;
        return r22834;
}

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 r22835, r22836, r22837, r22838, r22839, r22840, r22841, r22842, r22843, r22844, r22845, r22846, r22847, r22848, r22849, r22850, r22851;

void setup_mpfr_f_im() {
        mpfr_set_default_prec(1360);
        mpfr_init(r22835);
        mpfr_init(r22836);
        mpfr_init(r22837);
        mpfr_init(r22838);
        mpfr_init(r22839);
        mpfr_init(r22840);
        mpfr_init(r22841);
        mpfr_init_set_str(r22842, "2", 10, MPFR_RNDN);
        mpfr_init(r22843);
        mpfr_init(r22844);
        mpfr_init(r22845);
        mpfr_init(r22846);
        mpfr_init(r22847);
        mpfr_init(r22848);
        mpfr_init(r22849);
        mpfr_init(r22850);
        mpfr_init(r22851);
}

double f_im(double R, double lambda1, double lambda2, double phi1, double phi2) {
        mpfr_set_d(r22835, R, MPFR_RNDN);
        mpfr_set_d(r22836, lambda1, MPFR_RNDN);
        mpfr_set_d(r22837, lambda2, MPFR_RNDN);
        mpfr_sub(r22838, r22836, r22837, MPFR_RNDN);
        mpfr_set_d(r22839, phi1, MPFR_RNDN);
        mpfr_set_d(r22840, phi2, MPFR_RNDN);
        mpfr_add(r22841, r22839, r22840, MPFR_RNDN);
        ;
        mpfr_div(r22843, r22841, r22842, MPFR_RNDN);
        mpfr_cos(r22844, r22843, MPFR_RNDN);
        mpfr_mul(r22845, r22838, r22844, MPFR_RNDN);
        mpfr_mul(r22846, r22845, r22845, MPFR_RNDN);
        mpfr_sub(r22847, r22839, r22840, MPFR_RNDN);
        mpfr_mul(r22848, r22847, r22847, MPFR_RNDN);
        mpfr_add(r22849, r22846, r22848, MPFR_RNDN);
        mpfr_sqrt(r22850, r22849, MPFR_RNDN);
        mpfr_mul(r22851, r22835, r22850, MPFR_RNDN);
        return mpfr_get_d(r22851, MPFR_RNDN);
}

static mpfr_t r22852, r22853, r22854, r22855, r22856, r22857, r22858, r22859, r22860, r22861, r22862, r22863, r22864, r22865, r22866, r22867;

void setup_mpfr_f_fm() {
        mpfr_set_default_prec(1360);
        mpfr_init(r22852);
        mpfr_init(r22853);
        mpfr_init(r22854);
        mpfr_init_set_str(r22855, "2", 10, MPFR_RNDN);
        mpfr_init(r22856);
        mpfr_init(r22857);
        mpfr_init(r22858);
        mpfr_init(r22859);
        mpfr_init(r22860);
        mpfr_init(r22861);
        mpfr_init(r22862);
        mpfr_init(r22863);
        mpfr_init(r22864);
        mpfr_init(r22865);
        mpfr_init(r22866);
        mpfr_init(r22867);
}

double f_fm(double R, double lambda1, double lambda2, double phi1, double phi2) {
        mpfr_set_d(r22852, phi1, MPFR_RNDN);
        mpfr_set_d(r22853, phi2, MPFR_RNDN);
        mpfr_add(r22854, r22852, r22853, MPFR_RNDN);
        ;
        mpfr_div(r22856, r22854, r22855, MPFR_RNDN);
        mpfr_cos(r22857, r22856, MPFR_RNDN);
        mpfr_exp(r22858, r22857, MPFR_RNDN);
        mpfr_log(r22859, r22858, MPFR_RNDN);
        mpfr_set_d(r22860, lambda1, MPFR_RNDN);
        mpfr_set_d(r22861, lambda2, MPFR_RNDN);
        mpfr_sub(r22862, r22860, r22861, MPFR_RNDN);
        mpfr_mul(r22863, r22859, r22862, MPFR_RNDN);
        mpfr_sub(r22864, r22852, r22853, MPFR_RNDN);
        mpfr_hypot(r22865, r22863, r22864, MPFR_RNDN);
        mpfr_set_d(r22866, R, MPFR_RNDN);
        mpfr_mul(r22867, r22865, r22866, MPFR_RNDN);
        return mpfr_get_d(r22867, MPFR_RNDN);
}

static mpfr_t r22868, r22869, r22870, r22871, r22872, r22873, r22874, r22875, r22876, r22877, r22878, r22879, r22880, r22881, r22882, r22883;

void setup_mpfr_f_dm() {
        mpfr_set_default_prec(1360);
        mpfr_init(r22868);
        mpfr_init(r22869);
        mpfr_init(r22870);
        mpfr_init_set_str(r22871, "2", 10, MPFR_RNDN);
        mpfr_init(r22872);
        mpfr_init(r22873);
        mpfr_init(r22874);
        mpfr_init(r22875);
        mpfr_init(r22876);
        mpfr_init(r22877);
        mpfr_init(r22878);
        mpfr_init(r22879);
        mpfr_init(r22880);
        mpfr_init(r22881);
        mpfr_init(r22882);
        mpfr_init(r22883);
}

double f_dm(double R, double lambda1, double lambda2, double phi1, double phi2) {
        mpfr_set_d(r22868, phi1, MPFR_RNDN);
        mpfr_set_d(r22869, phi2, MPFR_RNDN);
        mpfr_add(r22870, r22868, r22869, MPFR_RNDN);
        ;
        mpfr_div(r22872, r22870, r22871, MPFR_RNDN);
        mpfr_cos(r22873, r22872, MPFR_RNDN);
        mpfr_exp(r22874, r22873, MPFR_RNDN);
        mpfr_log(r22875, r22874, MPFR_RNDN);
        mpfr_set_d(r22876, lambda1, MPFR_RNDN);
        mpfr_set_d(r22877, lambda2, MPFR_RNDN);
        mpfr_sub(r22878, r22876, r22877, MPFR_RNDN);
        mpfr_mul(r22879, r22875, r22878, MPFR_RNDN);
        mpfr_sub(r22880, r22868, r22869, MPFR_RNDN);
        mpfr_hypot(r22881, r22879, r22880, MPFR_RNDN);
        mpfr_set_d(r22882, R, MPFR_RNDN);
        mpfr_mul(r22883, r22881, r22882, MPFR_RNDN);
        return mpfr_get_d(r22883, MPFR_RNDN);
}