#include <tgmath.h>
#include <gmp.h>
#include <mpfr.h>
#include <stdio.h>
#include <stdbool.h>

char *name = "Jmat.Real.lambertw, newton loop step";

double f_if(float wj, float x) {
        float r28455 = wj;
        float r28456 = exp(r28455);
        float r28457 = r28455 * r28456;
        float r28458 = x;
        float r28459 = r28457 - r28458;
        float r28460 = r28456 + r28457;
        float r28461 = r28459 / r28460;
        float r28462 = r28455 - r28461;
        return r28462;
}

double f_id(double wj, double x) {
        double r28463 = wj;
        double r28464 = exp(r28463);
        double r28465 = r28463 * r28464;
        double r28466 = x;
        double r28467 = r28465 - r28466;
        double r28468 = r28464 + r28465;
        double r28469 = r28467 / r28468;
        double r28470 = r28463 - r28469;
        return r28470;
}


double f_of(float wj, float x) {
        float r28471 = wj;
        float r28472 = r28471 * r28471;
        float r28473 = r28471 - r28472;
        float r28474 = x;
        float r28475 = exp(r28471);
        float r28476 = fma(r28475, r28471, r28475);
        float r28477 = r28474 / r28476;
        float r28478 = fma(r28471, r28473, r28477);
        float r28479 = 4;
        float r28480 = pow(r28471, r28479);
        float r28481 = r28478 + r28480;
        return r28481;
}

double f_od(double wj, double x) {
        double r28482 = wj;
        double r28483 = r28482 * r28482;
        double r28484 = r28482 - r28483;
        double r28485 = x;
        double r28486 = exp(r28482);
        double r28487 = fma(r28486, r28482, r28486);
        double r28488 = r28485 / r28487;
        double r28489 = fma(r28482, r28484, r28488);
        double r28490 = 4;
        double r28491 = pow(r28482, r28490);
        double r28492 = r28489 + r28491;
        return r28492;
}

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 r28493, r28494, r28495, r28496, r28497, r28498, r28499, r28500;

void setup_mpfr_f_im() {
        mpfr_set_default_prec(848);
        mpfr_init(r28493);
        mpfr_init(r28494);
        mpfr_init(r28495);
        mpfr_init(r28496);
        mpfr_init(r28497);
        mpfr_init(r28498);
        mpfr_init(r28499);
        mpfr_init(r28500);
}

double f_im(double wj, double x) {
        mpfr_set_d(r28493, wj, MPFR_RNDN);
        mpfr_exp(r28494, r28493, MPFR_RNDN);
        mpfr_mul(r28495, r28493, r28494, MPFR_RNDN);
        mpfr_set_d(r28496, x, MPFR_RNDN);
        mpfr_sub(r28497, r28495, r28496, MPFR_RNDN);
        mpfr_add(r28498, r28494, r28495, MPFR_RNDN);
        mpfr_div(r28499, r28497, r28498, MPFR_RNDN);
        mpfr_sub(r28500, r28493, r28499, MPFR_RNDN);
        return mpfr_get_d(r28500, MPFR_RNDN);
}

static mpfr_t r28501, r28502, r28503, r28504, r28505, r28506, r28507, r28508, r28509, r28510, r28511;

void setup_mpfr_f_fm() {
        mpfr_set_default_prec(848);
        mpfr_init(r28501);
        mpfr_init(r28502);
        mpfr_init(r28503);
        mpfr_init(r28504);
        mpfr_init(r28505);
        mpfr_init(r28506);
        mpfr_init(r28507);
        mpfr_init(r28508);
        mpfr_init_set_str(r28509, "4", 10, MPFR_RNDN);
        mpfr_init(r28510);
        mpfr_init(r28511);
}

double f_fm(double wj, double x) {
        mpfr_set_d(r28501, wj, MPFR_RNDN);
        mpfr_mul(r28502, r28501, r28501, MPFR_RNDN);
        mpfr_sub(r28503, r28501, r28502, MPFR_RNDN);
        mpfr_set_d(r28504, x, MPFR_RNDN);
        mpfr_exp(r28505, r28501, MPFR_RNDN);
        mpfr_fma(r28506, r28505, r28501, r28505, MPFR_RNDN);
        mpfr_div(r28507, r28504, r28506, MPFR_RNDN);
        mpfr_fma(r28508, r28501, r28503, r28507, MPFR_RNDN);
        ;
        mpfr_pow(r28510, r28501, r28509, MPFR_RNDN);
        mpfr_add(r28511, r28508, r28510, MPFR_RNDN);
        return mpfr_get_d(r28511, MPFR_RNDN);
}

static mpfr_t r28512, r28513, r28514, r28515, r28516, r28517, r28518, r28519, r28520, r28521, r28522;

void setup_mpfr_f_dm() {
        mpfr_set_default_prec(848);
        mpfr_init(r28512);
        mpfr_init(r28513);
        mpfr_init(r28514);
        mpfr_init(r28515);
        mpfr_init(r28516);
        mpfr_init(r28517);
        mpfr_init(r28518);
        mpfr_init(r28519);
        mpfr_init_set_str(r28520, "4", 10, MPFR_RNDN);
        mpfr_init(r28521);
        mpfr_init(r28522);
}

double f_dm(double wj, double x) {
        mpfr_set_d(r28512, wj, MPFR_RNDN);
        mpfr_mul(r28513, r28512, r28512, MPFR_RNDN);
        mpfr_sub(r28514, r28512, r28513, MPFR_RNDN);
        mpfr_set_d(r28515, x, MPFR_RNDN);
        mpfr_exp(r28516, r28512, MPFR_RNDN);
        mpfr_fma(r28517, r28516, r28512, r28516, MPFR_RNDN);
        mpfr_div(r28518, r28515, r28517, MPFR_RNDN);
        mpfr_fma(r28519, r28512, r28514, r28518, MPFR_RNDN);
        ;
        mpfr_pow(r28521, r28512, r28520, MPFR_RNDN);
        mpfr_add(r28522, r28519, r28521, MPFR_RNDN);
        return mpfr_get_d(r28522, MPFR_RNDN);
}