#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 r23109 = R;
        float r23110 = lambda1;
        float r23111 = lambda2;
        float r23112 = r23110 - r23111;
        float r23113 = phi1;
        float r23114 = phi2;
        float r23115 = r23113 + r23114;
        float r23116 = 2;
        float r23117 = r23115 / r23116;
        float r23118 = cos(r23117);
        float r23119 = r23112 * r23118;
        float r23120 = r23119 * r23119;
        float r23121 = r23113 - r23114;
        float r23122 = r23121 * r23121;
        float r23123 = r23120 + r23122;
        float r23124 = sqrt(r23123);
        float r23125 = r23109 * r23124;
        return r23125;
}

double f_id(double R, double lambda1, double lambda2, double phi1, double phi2) {
        double r23126 = R;
        double r23127 = lambda1;
        double r23128 = lambda2;
        double r23129 = r23127 - r23128;
        double r23130 = phi1;
        double r23131 = phi2;
        double r23132 = r23130 + r23131;
        double r23133 = 2;
        double r23134 = r23132 / r23133;
        double r23135 = cos(r23134);
        double r23136 = r23129 * r23135;
        double r23137 = r23136 * r23136;
        double r23138 = r23130 - r23131;
        double r23139 = r23138 * r23138;
        double r23140 = r23137 + r23139;
        double r23141 = sqrt(r23140);
        double r23142 = r23126 * r23141;
        return r23142;
}


double f_of(float R, float lambda1, float lambda2, float phi1, float phi2) {
        float r23143 = phi1;
        float r23144 = phi2;
        float r23145 = r23143 + r23144;
        float r23146 = 2;
        float r23147 = r23145 / r23146;
        float r23148 = cos(r23147);
        float r23149 = exp(r23148);
        float r23150 = log(r23149);
        float r23151 = lambda1;
        float r23152 = lambda2;
        float r23153 = r23151 - r23152;
        float r23154 = r23150 * r23153;
        float r23155 = r23143 - r23144;
        float r23156 = hypot(r23154, r23155);
        float r23157 = R;
        float r23158 = r23156 * r23157;
        return r23158;
}

double f_od(double R, double lambda1, double lambda2, double phi1, double phi2) {
        double r23159 = phi1;
        double r23160 = phi2;
        double r23161 = r23159 + r23160;
        double r23162 = 2;
        double r23163 = r23161 / r23162;
        double r23164 = cos(r23163);
        double r23165 = exp(r23164);
        double r23166 = log(r23165);
        double r23167 = lambda1;
        double r23168 = lambda2;
        double r23169 = r23167 - r23168;
        double r23170 = r23166 * r23169;
        double r23171 = r23159 - r23160;
        double r23172 = hypot(r23170, r23171);
        double r23173 = R;
        double r23174 = r23172 * r23173;
        return r23174;
}

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 r23175, r23176, r23177, r23178, r23179, r23180, r23181, r23182, r23183, r23184, r23185, r23186, r23187, r23188, r23189, r23190, r23191;

void setup_mpfr_f_im() {
        mpfr_set_default_prec(1360);
        mpfr_init(r23175);
        mpfr_init(r23176);
        mpfr_init(r23177);
        mpfr_init(r23178);
        mpfr_init(r23179);
        mpfr_init(r23180);
        mpfr_init(r23181);
        mpfr_init_set_str(r23182, "2", 10, MPFR_RNDN);
        mpfr_init(r23183);
        mpfr_init(r23184);
        mpfr_init(r23185);
        mpfr_init(r23186);
        mpfr_init(r23187);
        mpfr_init(r23188);
        mpfr_init(r23189);
        mpfr_init(r23190);
        mpfr_init(r23191);
}

double f_im(double R, double lambda1, double lambda2, double phi1, double phi2) {
        mpfr_set_d(r23175, R, MPFR_RNDN);
        mpfr_set_d(r23176, lambda1, MPFR_RNDN);
        mpfr_set_d(r23177, lambda2, MPFR_RNDN);
        mpfr_sub(r23178, r23176, r23177, MPFR_RNDN);
        mpfr_set_d(r23179, phi1, MPFR_RNDN);
        mpfr_set_d(r23180, phi2, MPFR_RNDN);
        mpfr_add(r23181, r23179, r23180, MPFR_RNDN);
        ;
        mpfr_div(r23183, r23181, r23182, MPFR_RNDN);
        mpfr_cos(r23184, r23183, MPFR_RNDN);
        mpfr_mul(r23185, r23178, r23184, MPFR_RNDN);
        mpfr_mul(r23186, r23185, r23185, MPFR_RNDN);
        mpfr_sub(r23187, r23179, r23180, MPFR_RNDN);
        mpfr_mul(r23188, r23187, r23187, MPFR_RNDN);
        mpfr_add(r23189, r23186, r23188, MPFR_RNDN);
        mpfr_sqrt(r23190, r23189, MPFR_RNDN);
        mpfr_mul(r23191, r23175, r23190, MPFR_RNDN);
        return mpfr_get_d(r23191, MPFR_RNDN);
}

static mpfr_t r23192, r23193, r23194, r23195, r23196, r23197, r23198, r23199, r23200, r23201, r23202, r23203, r23204, r23205, r23206, r23207;

void setup_mpfr_f_fm() {
        mpfr_set_default_prec(1360);
        mpfr_init(r23192);
        mpfr_init(r23193);
        mpfr_init(r23194);
        mpfr_init_set_str(r23195, "2", 10, MPFR_RNDN);
        mpfr_init(r23196);
        mpfr_init(r23197);
        mpfr_init(r23198);
        mpfr_init(r23199);
        mpfr_init(r23200);
        mpfr_init(r23201);
        mpfr_init(r23202);
        mpfr_init(r23203);
        mpfr_init(r23204);
        mpfr_init(r23205);
        mpfr_init(r23206);
        mpfr_init(r23207);
}

double f_fm(double R, double lambda1, double lambda2, double phi1, double phi2) {
        mpfr_set_d(r23192, phi1, MPFR_RNDN);
        mpfr_set_d(r23193, phi2, MPFR_RNDN);
        mpfr_add(r23194, r23192, r23193, MPFR_RNDN);
        ;
        mpfr_div(r23196, r23194, r23195, MPFR_RNDN);
        mpfr_cos(r23197, r23196, MPFR_RNDN);
        mpfr_exp(r23198, r23197, MPFR_RNDN);
        mpfr_log(r23199, r23198, MPFR_RNDN);
        mpfr_set_d(r23200, lambda1, MPFR_RNDN);
        mpfr_set_d(r23201, lambda2, MPFR_RNDN);
        mpfr_sub(r23202, r23200, r23201, MPFR_RNDN);
        mpfr_mul(r23203, r23199, r23202, MPFR_RNDN);
        mpfr_sub(r23204, r23192, r23193, MPFR_RNDN);
        mpfr_hypot(r23205, r23203, r23204, MPFR_RNDN);
        mpfr_set_d(r23206, R, MPFR_RNDN);
        mpfr_mul(r23207, r23205, r23206, MPFR_RNDN);
        return mpfr_get_d(r23207, MPFR_RNDN);
}

static mpfr_t r23208, r23209, r23210, r23211, r23212, r23213, r23214, r23215, r23216, r23217, r23218, r23219, r23220, r23221, r23222, r23223;

void setup_mpfr_f_dm() {
        mpfr_set_default_prec(1360);
        mpfr_init(r23208);
        mpfr_init(r23209);
        mpfr_init(r23210);
        mpfr_init_set_str(r23211, "2", 10, MPFR_RNDN);
        mpfr_init(r23212);
        mpfr_init(r23213);
        mpfr_init(r23214);
        mpfr_init(r23215);
        mpfr_init(r23216);
        mpfr_init(r23217);
        mpfr_init(r23218);
        mpfr_init(r23219);
        mpfr_init(r23220);
        mpfr_init(r23221);
        mpfr_init(r23222);
        mpfr_init(r23223);
}

double f_dm(double R, double lambda1, double lambda2, double phi1, double phi2) {
        mpfr_set_d(r23208, phi1, MPFR_RNDN);
        mpfr_set_d(r23209, phi2, MPFR_RNDN);
        mpfr_add(r23210, r23208, r23209, MPFR_RNDN);
        ;
        mpfr_div(r23212, r23210, r23211, MPFR_RNDN);
        mpfr_cos(r23213, r23212, MPFR_RNDN);
        mpfr_exp(r23214, r23213, MPFR_RNDN);
        mpfr_log(r23215, r23214, MPFR_RNDN);
        mpfr_set_d(r23216, lambda1, MPFR_RNDN);
        mpfr_set_d(r23217, lambda2, MPFR_RNDN);
        mpfr_sub(r23218, r23216, r23217, MPFR_RNDN);
        mpfr_mul(r23219, r23215, r23218, MPFR_RNDN);
        mpfr_sub(r23220, r23208, r23209, MPFR_RNDN);
        mpfr_hypot(r23221, r23219, r23220, MPFR_RNDN);
        mpfr_set_d(r23222, R, MPFR_RNDN);
        mpfr_mul(r23223, r23221, r23222, MPFR_RNDN);
        return mpfr_get_d(r23223, MPFR_RNDN);
}