#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 r25377 = R;
        float r25378 = lambda1;
        float r25379 = lambda2;
        float r25380 = r25378 - r25379;
        float r25381 = phi1;
        float r25382 = phi2;
        float r25383 = r25381 + r25382;
        float r25384 = 2;
        float r25385 = r25383 / r25384;
        float r25386 = cos(r25385);
        float r25387 = r25380 * r25386;
        float r25388 = r25387 * r25387;
        float r25389 = r25381 - r25382;
        float r25390 = r25389 * r25389;
        float r25391 = r25388 + r25390;
        float r25392 = sqrt(r25391);
        float r25393 = r25377 * r25392;
        return r25393;
}

double f_id(double R, double lambda1, double lambda2, double phi1, double phi2) {
        double r25394 = R;
        double r25395 = lambda1;
        double r25396 = lambda2;
        double r25397 = r25395 - r25396;
        double r25398 = phi1;
        double r25399 = phi2;
        double r25400 = r25398 + r25399;
        double r25401 = 2;
        double r25402 = r25400 / r25401;
        double r25403 = cos(r25402);
        double r25404 = r25397 * r25403;
        double r25405 = r25404 * r25404;
        double r25406 = r25398 - r25399;
        double r25407 = r25406 * r25406;
        double r25408 = r25405 + r25407;
        double r25409 = sqrt(r25408);
        double r25410 = r25394 * r25409;
        return r25410;
}


double f_of(float R, float lambda1, float lambda2, float phi1, float phi2) {
        float r25411 = phi1;
        float r25412 = phi2;
        float r25413 = r25411 + r25412;
        float r25414 = 2;
        float r25415 = r25413 / r25414;
        float r25416 = cos(r25415);
        float r25417 = log1p(r25416);
        float r25418 = expm1(r25417);
        float r25419 = lambda1;
        float r25420 = lambda2;
        float r25421 = r25419 - r25420;
        float r25422 = r25418 * r25421;
        float r25423 = r25411 - r25412;
        float r25424 = hypot(r25422, r25423);
        float r25425 = R;
        float r25426 = r25424 * r25425;
        return r25426;
}

double f_od(double R, double lambda1, double lambda2, double phi1, double phi2) {
        double r25427 = phi1;
        double r25428 = phi2;
        double r25429 = r25427 + r25428;
        double r25430 = 2;
        double r25431 = r25429 / r25430;
        double r25432 = cos(r25431);
        double r25433 = log1p(r25432);
        double r25434 = expm1(r25433);
        double r25435 = lambda1;
        double r25436 = lambda2;
        double r25437 = r25435 - r25436;
        double r25438 = r25434 * r25437;
        double r25439 = r25427 - r25428;
        double r25440 = hypot(r25438, r25439);
        double r25441 = R;
        double r25442 = r25440 * r25441;
        return r25442;
}

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 r25443, r25444, r25445, r25446, r25447, r25448, r25449, r25450, r25451, r25452, r25453, r25454, r25455, r25456, r25457, r25458, r25459;

void setup_mpfr_f_im() {
        mpfr_set_default_prec(1360);
        mpfr_init(r25443);
        mpfr_init(r25444);
        mpfr_init(r25445);
        mpfr_init(r25446);
        mpfr_init(r25447);
        mpfr_init(r25448);
        mpfr_init(r25449);
        mpfr_init_set_str(r25450, "2", 10, MPFR_RNDN);
        mpfr_init(r25451);
        mpfr_init(r25452);
        mpfr_init(r25453);
        mpfr_init(r25454);
        mpfr_init(r25455);
        mpfr_init(r25456);
        mpfr_init(r25457);
        mpfr_init(r25458);
        mpfr_init(r25459);
}

double f_im(double R, double lambda1, double lambda2, double phi1, double phi2) {
        mpfr_set_d(r25443, R, MPFR_RNDN);
        mpfr_set_d(r25444, lambda1, MPFR_RNDN);
        mpfr_set_d(r25445, lambda2, MPFR_RNDN);
        mpfr_sub(r25446, r25444, r25445, MPFR_RNDN);
        mpfr_set_d(r25447, phi1, MPFR_RNDN);
        mpfr_set_d(r25448, phi2, MPFR_RNDN);
        mpfr_add(r25449, r25447, r25448, MPFR_RNDN);
        ;
        mpfr_div(r25451, r25449, r25450, MPFR_RNDN);
        mpfr_cos(r25452, r25451, MPFR_RNDN);
        mpfr_mul(r25453, r25446, r25452, MPFR_RNDN);
        mpfr_mul(r25454, r25453, r25453, MPFR_RNDN);
        mpfr_sub(r25455, r25447, r25448, MPFR_RNDN);
        mpfr_mul(r25456, r25455, r25455, MPFR_RNDN);
        mpfr_add(r25457, r25454, r25456, MPFR_RNDN);
        mpfr_sqrt(r25458, r25457, MPFR_RNDN);
        mpfr_mul(r25459, r25443, r25458, MPFR_RNDN);
        return mpfr_get_d(r25459, MPFR_RNDN);
}

static mpfr_t r25460, r25461, r25462, r25463, r25464, r25465, r25466, r25467, r25468, r25469, r25470, r25471, r25472, r25473, r25474, r25475;

void setup_mpfr_f_fm() {
        mpfr_set_default_prec(1360);
        mpfr_init(r25460);
        mpfr_init(r25461);
        mpfr_init(r25462);
        mpfr_init_set_str(r25463, "2", 10, MPFR_RNDN);
        mpfr_init(r25464);
        mpfr_init(r25465);
        mpfr_init(r25466);
        mpfr_init(r25467);
        mpfr_init(r25468);
        mpfr_init(r25469);
        mpfr_init(r25470);
        mpfr_init(r25471);
        mpfr_init(r25472);
        mpfr_init(r25473);
        mpfr_init(r25474);
        mpfr_init(r25475);
}

double f_fm(double R, double lambda1, double lambda2, double phi1, double phi2) {
        mpfr_set_d(r25460, phi1, MPFR_RNDN);
        mpfr_set_d(r25461, phi2, MPFR_RNDN);
        mpfr_add(r25462, r25460, r25461, MPFR_RNDN);
        ;
        mpfr_div(r25464, r25462, r25463, MPFR_RNDN);
        mpfr_cos(r25465, r25464, MPFR_RNDN);
        mpfr_log1p(r25466, r25465, MPFR_RNDN);
        mpfr_expm1(r25467, r25466, MPFR_RNDN);
        mpfr_set_d(r25468, lambda1, MPFR_RNDN);
        mpfr_set_d(r25469, lambda2, MPFR_RNDN);
        mpfr_sub(r25470, r25468, r25469, MPFR_RNDN);
        mpfr_mul(r25471, r25467, r25470, MPFR_RNDN);
        mpfr_sub(r25472, r25460, r25461, MPFR_RNDN);
        mpfr_hypot(r25473, r25471, r25472, MPFR_RNDN);
        mpfr_set_d(r25474, R, MPFR_RNDN);
        mpfr_mul(r25475, r25473, r25474, MPFR_RNDN);
        return mpfr_get_d(r25475, MPFR_RNDN);
}

static mpfr_t r25476, r25477, r25478, r25479, r25480, r25481, r25482, r25483, r25484, r25485, r25486, r25487, r25488, r25489, r25490, r25491;

void setup_mpfr_f_dm() {
        mpfr_set_default_prec(1360);
        mpfr_init(r25476);
        mpfr_init(r25477);
        mpfr_init(r25478);
        mpfr_init_set_str(r25479, "2", 10, MPFR_RNDN);
        mpfr_init(r25480);
        mpfr_init(r25481);
        mpfr_init(r25482);
        mpfr_init(r25483);
        mpfr_init(r25484);
        mpfr_init(r25485);
        mpfr_init(r25486);
        mpfr_init(r25487);
        mpfr_init(r25488);
        mpfr_init(r25489);
        mpfr_init(r25490);
        mpfr_init(r25491);
}

double f_dm(double R, double lambda1, double lambda2, double phi1, double phi2) {
        mpfr_set_d(r25476, phi1, MPFR_RNDN);
        mpfr_set_d(r25477, phi2, MPFR_RNDN);
        mpfr_add(r25478, r25476, r25477, MPFR_RNDN);
        ;
        mpfr_div(r25480, r25478, r25479, MPFR_RNDN);
        mpfr_cos(r25481, r25480, MPFR_RNDN);
        mpfr_log1p(r25482, r25481, MPFR_RNDN);
        mpfr_expm1(r25483, r25482, MPFR_RNDN);
        mpfr_set_d(r25484, lambda1, MPFR_RNDN);
        mpfr_set_d(r25485, lambda2, MPFR_RNDN);
        mpfr_sub(r25486, r25484, r25485, MPFR_RNDN);
        mpfr_mul(r25487, r25483, r25486, MPFR_RNDN);
        mpfr_sub(r25488, r25476, r25477, MPFR_RNDN);
        mpfr_hypot(r25489, r25487, r25488, MPFR_RNDN);
        mpfr_set_d(r25490, R, MPFR_RNDN);
        mpfr_mul(r25491, r25489, r25490, MPFR_RNDN);
        return mpfr_get_d(r25491, MPFR_RNDN);
}