#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 r19019 = wj;
        float r19020 = exp(r19019);
        float r19021 = r19019 * r19020;
        float r19022 = x;
        float r19023 = r19021 - r19022;
        float r19024 = r19020 + r19021;
        float r19025 = r19023 / r19024;
        float r19026 = r19019 - r19025;
        return r19026;
}

double f_id(double wj, double x) {
        double r19027 = wj;
        double r19028 = exp(r19027);
        double r19029 = r19027 * r19028;
        double r19030 = x;
        double r19031 = r19029 - r19030;
        double r19032 = r19028 + r19029;
        double r19033 = r19031 / r19032;
        double r19034 = r19027 - r19033;
        return r19034;
}


double f_of(float wj, float x) {
        float r19035 = wj;
        float r19036 = r19035 * r19035;
        float r19037 = r19035 - r19036;
        float r19038 = x;
        float r19039 = exp(r19035);
        float r19040 = fma(r19035, r19039, r19039);
        float r19041 = r19038 / r19040;
        float r19042 = fma(r19037, r19035, r19041);
        return r19042;
}

double f_od(double wj, double x) {
        double r19043 = wj;
        double r19044 = r19043 * r19043;
        double r19045 = r19043 - r19044;
        double r19046 = x;
        double r19047 = exp(r19043);
        double r19048 = fma(r19043, r19047, r19047);
        double r19049 = r19046 / r19048;
        double r19050 = fma(r19045, r19043, r19049);
        return r19050;
}

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 r19051, r19052, r19053, r19054, r19055, r19056, r19057, r19058;

void setup_mpfr_f_im() {
        mpfr_set_default_prec(144);
        mpfr_init(r19051);
        mpfr_init(r19052);
        mpfr_init(r19053);
        mpfr_init(r19054);
        mpfr_init(r19055);
        mpfr_init(r19056);
        mpfr_init(r19057);
        mpfr_init(r19058);
}

double f_im(double wj, double x) {
        mpfr_set_d(r19051, wj, MPFR_RNDN);
        mpfr_exp(r19052, r19051, MPFR_RNDN);
        mpfr_mul(r19053, r19051, r19052, MPFR_RNDN);
        mpfr_set_d(r19054, x, MPFR_RNDN);
        mpfr_sub(r19055, r19053, r19054, MPFR_RNDN);
        mpfr_add(r19056, r19052, r19053, MPFR_RNDN);
        mpfr_div(r19057, r19055, r19056, MPFR_RNDN);
        mpfr_sub(r19058, r19051, r19057, MPFR_RNDN);
        return mpfr_get_d(r19058, MPFR_RNDN);
}

static mpfr_t r19059, r19060, r19061, r19062, r19063, r19064, r19065, r19066;

void setup_mpfr_f_fm() {
        mpfr_set_default_prec(144);
        mpfr_init(r19059);
        mpfr_init(r19060);
        mpfr_init(r19061);
        mpfr_init(r19062);
        mpfr_init(r19063);
        mpfr_init(r19064);
        mpfr_init(r19065);
        mpfr_init(r19066);
}

double f_fm(double wj, double x) {
        mpfr_set_d(r19059, wj, MPFR_RNDN);
        mpfr_sqr(r19060, r19059, MPFR_RNDN);
        mpfr_sub(r19061, r19059, r19060, MPFR_RNDN);
        mpfr_set_d(r19062, x, MPFR_RNDN);
        mpfr_exp(r19063, r19059, MPFR_RNDN);
        mpfr_fma(r19064, r19059, r19063, r19063, MPFR_RNDN);
        mpfr_div(r19065, r19062, r19064, MPFR_RNDN);
        mpfr_fma(r19066, r19061, r19059, r19065, MPFR_RNDN);
        return mpfr_get_d(r19066, MPFR_RNDN);
}

static mpfr_t r19067, r19068, r19069, r19070, r19071, r19072, r19073, r19074;

void setup_mpfr_f_dm() {
        mpfr_set_default_prec(144);
        mpfr_init(r19067);
        mpfr_init(r19068);
        mpfr_init(r19069);
        mpfr_init(r19070);
        mpfr_init(r19071);
        mpfr_init(r19072);
        mpfr_init(r19073);
        mpfr_init(r19074);
}

double f_dm(double wj, double x) {
        mpfr_set_d(r19067, wj, MPFR_RNDN);
        mpfr_sqr(r19068, r19067, MPFR_RNDN);
        mpfr_sub(r19069, r19067, r19068, MPFR_RNDN);
        mpfr_set_d(r19070, x, MPFR_RNDN);
        mpfr_exp(r19071, r19067, MPFR_RNDN);
        mpfr_fma(r19072, r19067, r19071, r19071, MPFR_RNDN);
        mpfr_div(r19073, r19070, r19072, MPFR_RNDN);
        mpfr_fma(r19074, r19069, r19067, r19073, MPFR_RNDN);
        return mpfr_get_d(r19074, MPFR_RNDN);
}