#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 r22753 = R;
        float r22754 = lambda1;
        float r22755 = lambda2;
        float r22756 = r22754 - r22755;
        float r22757 = phi1;
        float r22758 = phi2;
        float r22759 = r22757 + r22758;
        float r22760 = 2;
        float r22761 = r22759 / r22760;
        float r22762 = cos(r22761);
        float r22763 = r22756 * r22762;
        float r22764 = r22763 * r22763;
        float r22765 = r22757 - r22758;
        float r22766 = r22765 * r22765;
        float r22767 = r22764 + r22766;
        float r22768 = sqrt(r22767);
        float r22769 = r22753 * r22768;
        return r22769;
}

double f_id(double R, double lambda1, double lambda2, double phi1, double phi2) {
        double r22770 = R;
        double r22771 = lambda1;
        double r22772 = lambda2;
        double r22773 = r22771 - r22772;
        double r22774 = phi1;
        double r22775 = phi2;
        double r22776 = r22774 + r22775;
        double r22777 = 2;
        double r22778 = r22776 / r22777;
        double r22779 = cos(r22778);
        double r22780 = r22773 * r22779;
        double r22781 = r22780 * r22780;
        double r22782 = r22774 - r22775;
        double r22783 = r22782 * r22782;
        double r22784 = r22781 + r22783;
        double r22785 = sqrt(r22784);
        double r22786 = r22770 * r22785;
        return r22786;
}


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

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

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 r22819, r22820, r22821, r22822, r22823, r22824, r22825, r22826, r22827, r22828, r22829, r22830, r22831, r22832, r22833, r22834, r22835;

void setup_mpfr_f_im() {
        mpfr_set_default_prec(1360);
        mpfr_init(r22819);
        mpfr_init(r22820);
        mpfr_init(r22821);
        mpfr_init(r22822);
        mpfr_init(r22823);
        mpfr_init(r22824);
        mpfr_init(r22825);
        mpfr_init_set_str(r22826, "2", 10, MPFR_RNDN);
        mpfr_init(r22827);
        mpfr_init(r22828);
        mpfr_init(r22829);
        mpfr_init(r22830);
        mpfr_init(r22831);
        mpfr_init(r22832);
        mpfr_init(r22833);
        mpfr_init(r22834);
        mpfr_init(r22835);
}

double f_im(double R, double lambda1, double lambda2, double phi1, double phi2) {
        mpfr_set_d(r22819, R, MPFR_RNDN);
        mpfr_set_d(r22820, lambda1, MPFR_RNDN);
        mpfr_set_d(r22821, lambda2, MPFR_RNDN);
        mpfr_sub(r22822, r22820, r22821, MPFR_RNDN);
        mpfr_set_d(r22823, phi1, MPFR_RNDN);
        mpfr_set_d(r22824, phi2, MPFR_RNDN);
        mpfr_add(r22825, r22823, r22824, MPFR_RNDN);
        ;
        mpfr_div(r22827, r22825, r22826, MPFR_RNDN);
        mpfr_cos(r22828, r22827, MPFR_RNDN);
        mpfr_mul(r22829, r22822, r22828, MPFR_RNDN);
        mpfr_mul(r22830, r22829, r22829, MPFR_RNDN);
        mpfr_sub(r22831, r22823, r22824, MPFR_RNDN);
        mpfr_mul(r22832, r22831, r22831, MPFR_RNDN);
        mpfr_add(r22833, r22830, r22832, MPFR_RNDN);
        mpfr_sqrt(r22834, r22833, MPFR_RNDN);
        mpfr_mul(r22835, r22819, r22834, MPFR_RNDN);
        return mpfr_get_d(r22835, MPFR_RNDN);
}

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

void setup_mpfr_f_fm() {
        mpfr_set_default_prec(1360);
        mpfr_init(r22836);
        mpfr_init(r22837);
        mpfr_init(r22838);
        mpfr_init_set_str(r22839, "2", 10, MPFR_RNDN);
        mpfr_init(r22840);
        mpfr_init(r22841);
        mpfr_init(r22842);
        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_fm(double R, double lambda1, double lambda2, double phi1, double phi2) {
        mpfr_set_d(r22836, phi1, MPFR_RNDN);
        mpfr_set_d(r22837, phi2, MPFR_RNDN);
        mpfr_add(r22838, r22836, r22837, MPFR_RNDN);
        ;
        mpfr_div(r22840, r22838, r22839, MPFR_RNDN);
        mpfr_cos(r22841, r22840, MPFR_RNDN);
        mpfr_exp(r22842, r22841, MPFR_RNDN);
        mpfr_log(r22843, r22842, MPFR_RNDN);
        mpfr_set_d(r22844, lambda1, MPFR_RNDN);
        mpfr_set_d(r22845, lambda2, MPFR_RNDN);
        mpfr_sub(r22846, r22844, r22845, MPFR_RNDN);
        mpfr_mul(r22847, r22843, r22846, MPFR_RNDN);
        mpfr_sub(r22848, r22836, r22837, MPFR_RNDN);
        mpfr_hypot(r22849, r22847, r22848, MPFR_RNDN);
        mpfr_set_d(r22850, R, MPFR_RNDN);
        mpfr_mul(r22851, r22849, 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_dm() {
        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_dm(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);
}