#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 r25419 = wj;
        float r25420 = exp(r25419);
        float r25421 = r25419 * r25420;
        float r25422 = x;
        float r25423 = r25421 - r25422;
        float r25424 = r25420 + r25421;
        float r25425 = r25423 / r25424;
        float r25426 = r25419 - r25425;
        return r25426;
}

double f_id(double wj, double x) {
        double r25427 = wj;
        double r25428 = exp(r25427);
        double r25429 = r25427 * r25428;
        double r25430 = x;
        double r25431 = r25429 - r25430;
        double r25432 = r25428 + r25429;
        double r25433 = r25431 / r25432;
        double r25434 = r25427 - r25433;
        return r25434;
}


double f_of(float wj, float x) {
        float r25435 = wj;
        float r25436 = 2;
        float r25437 = pow(r25435, r25436);
        float r25438 = x;
        float r25439 = r25437 + r25438;
        float r25440 = r25435 * r25438;
        float r25441 = r25436 * r25440;
        float r25442 = r25439 - r25441;
        return r25442;
}

double f_od(double wj, double x) {
        double r25443 = wj;
        double r25444 = 2;
        double r25445 = pow(r25443, r25444);
        double r25446 = x;
        double r25447 = r25445 + r25446;
        double r25448 = r25443 * r25446;
        double r25449 = r25444 * r25448;
        double r25450 = r25447 - r25449;
        return r25450;
}

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 r25451, r25452, r25453, r25454, r25455, r25456, r25457, r25458;

void setup_mpfr_f_im() {
        mpfr_set_default_prec(848);
        mpfr_init(r25451);
        mpfr_init(r25452);
        mpfr_init(r25453);
        mpfr_init(r25454);
        mpfr_init(r25455);
        mpfr_init(r25456);
        mpfr_init(r25457);
        mpfr_init(r25458);
}

double f_im(double wj, double x) {
        mpfr_set_d(r25451, wj, MPFR_RNDN);
        mpfr_exp(r25452, r25451, MPFR_RNDN);
        mpfr_mul(r25453, r25451, r25452, MPFR_RNDN);
        mpfr_set_d(r25454, x, MPFR_RNDN);
        mpfr_sub(r25455, r25453, r25454, MPFR_RNDN);
        mpfr_add(r25456, r25452, r25453, MPFR_RNDN);
        mpfr_div(r25457, r25455, r25456, MPFR_RNDN);
        mpfr_sub(r25458, r25451, r25457, MPFR_RNDN);
        return mpfr_get_d(r25458, MPFR_RNDN);
}

static mpfr_t r25459, r25460, r25461, r25462, r25463, r25464, r25465, r25466;

void setup_mpfr_f_fm() {
        mpfr_set_default_prec(848);
        mpfr_init(r25459);
        mpfr_init_set_str(r25460, "2", 10, MPFR_RNDN);
        mpfr_init(r25461);
        mpfr_init(r25462);
        mpfr_init(r25463);
        mpfr_init(r25464);
        mpfr_init(r25465);
        mpfr_init(r25466);
}

double f_fm(double wj, double x) {
        mpfr_set_d(r25459, wj, MPFR_RNDN);
        ;
        mpfr_pow(r25461, r25459, r25460, MPFR_RNDN);
        mpfr_set_d(r25462, x, MPFR_RNDN);
        mpfr_add(r25463, r25461, r25462, MPFR_RNDN);
        mpfr_mul(r25464, r25459, r25462, MPFR_RNDN);
        mpfr_mul(r25465, r25460, r25464, MPFR_RNDN);
        mpfr_sub(r25466, r25463, r25465, MPFR_RNDN);
        return mpfr_get_d(r25466, MPFR_RNDN);
}

static mpfr_t r25467, r25468, r25469, r25470, r25471, r25472, r25473, r25474;

void setup_mpfr_f_dm() {
        mpfr_set_default_prec(848);
        mpfr_init(r25467);
        mpfr_init_set_str(r25468, "2", 10, MPFR_RNDN);
        mpfr_init(r25469);
        mpfr_init(r25470);
        mpfr_init(r25471);
        mpfr_init(r25472);
        mpfr_init(r25473);
        mpfr_init(r25474);
}

double f_dm(double wj, double x) {
        mpfr_set_d(r25467, wj, MPFR_RNDN);
        ;
        mpfr_pow(r25469, r25467, r25468, MPFR_RNDN);
        mpfr_set_d(r25470, x, MPFR_RNDN);
        mpfr_add(r25471, r25469, r25470, MPFR_RNDN);
        mpfr_mul(r25472, r25467, r25470, MPFR_RNDN);
        mpfr_mul(r25473, r25468, r25472, MPFR_RNDN);
        mpfr_sub(r25474, r25471, r25473, MPFR_RNDN);
        return mpfr_get_d(r25474, MPFR_RNDN);
}