#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 r25612 = wj;
        float r25613 = exp(r25612);
        float r25614 = r25612 * r25613;
        float r25615 = x;
        float r25616 = r25614 - r25615;
        float r25617 = r25613 + r25614;
        float r25618 = r25616 / r25617;
        float r25619 = r25612 - r25618;
        return r25619;
}

double f_id(double wj, double x) {
        double r25620 = wj;
        double r25621 = exp(r25620);
        double r25622 = r25620 * r25621;
        double r25623 = x;
        double r25624 = r25622 - r25623;
        double r25625 = r25621 + r25622;
        double r25626 = r25624 / r25625;
        double r25627 = r25620 - r25626;
        return r25627;
}


double f_of(float wj, float x) {
        float r25628 = x;
        float r25629 = 2;
        float r25630 = r25628 * r25629;
        float r25631 = wj;
        float r25632 = -r25631;
        float r25633 = fma(r25631, r25631, r25628);
        float r25634 = fma(r25630, r25632, r25633);
        return r25634;
}

double f_od(double wj, double x) {
        double r25635 = x;
        double r25636 = 2;
        double r25637 = r25635 * r25636;
        double r25638 = wj;
        double r25639 = -r25638;
        double r25640 = fma(r25638, r25638, r25635);
        double r25641 = fma(r25637, r25639, r25640);
        return r25641;
}

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 r25642, r25643, r25644, r25645, r25646, r25647, r25648, r25649;

void setup_mpfr_f_im() {
        mpfr_set_default_prec(848);
        mpfr_init(r25642);
        mpfr_init(r25643);
        mpfr_init(r25644);
        mpfr_init(r25645);
        mpfr_init(r25646);
        mpfr_init(r25647);
        mpfr_init(r25648);
        mpfr_init(r25649);
}

double f_im(double wj, double x) {
        mpfr_set_d(r25642, wj, MPFR_RNDN);
        mpfr_exp(r25643, r25642, MPFR_RNDN);
        mpfr_mul(r25644, r25642, r25643, MPFR_RNDN);
        mpfr_set_d(r25645, x, MPFR_RNDN);
        mpfr_sub(r25646, r25644, r25645, MPFR_RNDN);
        mpfr_add(r25647, r25643, r25644, MPFR_RNDN);
        mpfr_div(r25648, r25646, r25647, MPFR_RNDN);
        mpfr_sub(r25649, r25642, r25648, MPFR_RNDN);
        return mpfr_get_d(r25649, MPFR_RNDN);
}

static mpfr_t r25650, r25651, r25652, r25653, r25654, r25655, r25656;

void setup_mpfr_f_fm() {
        mpfr_set_default_prec(848);
        mpfr_init(r25650);
        mpfr_init_set_str(r25651, "2", 10, MPFR_RNDN);
        mpfr_init(r25652);
        mpfr_init(r25653);
        mpfr_init(r25654);
        mpfr_init(r25655);
        mpfr_init(r25656);
}

double f_fm(double wj, double x) {
        mpfr_set_d(r25650, x, MPFR_RNDN);
        ;
        mpfr_mul(r25652, r25650, r25651, MPFR_RNDN);
        mpfr_set_d(r25653, wj, MPFR_RNDN);
        mpfr_neg(r25654, r25653, MPFR_RNDN);
        mpfr_fma(r25655, r25653, r25653, r25650, MPFR_RNDN);
        mpfr_fma(r25656, r25652, r25654, r25655, MPFR_RNDN);
        return mpfr_get_d(r25656, MPFR_RNDN);
}

static mpfr_t r25657, r25658, r25659, r25660, r25661, r25662, r25663;

void setup_mpfr_f_dm() {
        mpfr_set_default_prec(848);
        mpfr_init(r25657);
        mpfr_init_set_str(r25658, "2", 10, MPFR_RNDN);
        mpfr_init(r25659);
        mpfr_init(r25660);
        mpfr_init(r25661);
        mpfr_init(r25662);
        mpfr_init(r25663);
}

double f_dm(double wj, double x) {
        mpfr_set_d(r25657, x, MPFR_RNDN);
        ;
        mpfr_mul(r25659, r25657, r25658, MPFR_RNDN);
        mpfr_set_d(r25660, wj, MPFR_RNDN);
        mpfr_neg(r25661, r25660, MPFR_RNDN);
        mpfr_fma(r25662, r25660, r25660, r25657, MPFR_RNDN);
        mpfr_fma(r25663, r25659, r25661, r25662, MPFR_RNDN);
        return mpfr_get_d(r25663, MPFR_RNDN);
}