#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 r18907 = wj;
        float r18908 = exp(r18907);
        float r18909 = r18907 * r18908;
        float r18910 = x;
        float r18911 = r18909 - r18910;
        float r18912 = r18908 + r18909;
        float r18913 = r18911 / r18912;
        float r18914 = r18907 - r18913;
        return r18914;
}

double f_id(double wj, double x) {
        double r18915 = wj;
        double r18916 = exp(r18915);
        double r18917 = r18915 * r18916;
        double r18918 = x;
        double r18919 = r18917 - r18918;
        double r18920 = r18916 + r18917;
        double r18921 = r18919 / r18920;
        double r18922 = r18915 - r18921;
        return r18922;
}


double f_of(float wj, float x) {
        float r18923 = wj;
        float r18924 = 4.0f;
        float r18925 = pow(r18923, r18924);
        float r18926 = fma(r18923, r18923, r18925);
        float r18927 = r18923 * (r18923 * r18923);
        float r18928 = r18926 - r18927;
        float r18929 = x;
        float r18930 = exp(r18923);
        float r18931 = fma(r18923, r18930, r18930);
        float r18932 = r18929 / r18931;
        float r18933 = r18928 + r18932;
        return r18933;
}

double f_od(double wj, double x) {
        double r18934 = wj;
        double r18935 = 4.0;
        double r18936 = pow(r18934, r18935);
        double r18937 = fma(r18934, r18934, r18936);
        double r18938 = r18934 * (r18934 * r18934);
        double r18939 = r18937 - r18938;
        double r18940 = x;
        double r18941 = exp(r18934);
        double r18942 = fma(r18934, r18941, r18941);
        double r18943 = r18940 / r18942;
        double r18944 = r18939 + r18943;
        return r18944;
}

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 r18945, r18946, r18947, r18948, r18949, r18950, r18951, r18952;

void setup_mpfr_f_im() {
        mpfr_set_default_prec(144);
        mpfr_init(r18945);
        mpfr_init(r18946);
        mpfr_init(r18947);
        mpfr_init(r18948);
        mpfr_init(r18949);
        mpfr_init(r18950);
        mpfr_init(r18951);
        mpfr_init(r18952);
}

double f_im(double wj, double x) {
        mpfr_set_d(r18945, wj, MPFR_RNDN);
        mpfr_exp(r18946, r18945, MPFR_RNDN);
        mpfr_mul(r18947, r18945, r18946, MPFR_RNDN);
        mpfr_set_d(r18948, x, MPFR_RNDN);
        mpfr_sub(r18949, r18947, r18948, MPFR_RNDN);
        mpfr_add(r18950, r18946, r18947, MPFR_RNDN);
        mpfr_div(r18951, r18949, r18950, MPFR_RNDN);
        mpfr_sub(r18952, r18945, r18951, MPFR_RNDN);
        return mpfr_get_d(r18952, MPFR_RNDN);
}

static mpfr_t r18953, r18954, r18955, r18956, r18957, r18958, r18959, r18960, r18961, r18962, r18963;

void setup_mpfr_f_fm() {
        mpfr_set_default_prec(144);
        mpfr_init(r18953);
        mpfr_init_set_str(r18954, "4", 10, MPFR_RNDN);
        mpfr_init(r18955);
        mpfr_init(r18956);
        mpfr_init(r18957);
        mpfr_init(r18958);
        mpfr_init(r18959);
        mpfr_init(r18960);
        mpfr_init(r18961);
        mpfr_init(r18962);
        mpfr_init(r18963);
}

double f_fm(double wj, double x) {
        mpfr_set_d(r18953, wj, MPFR_RNDN);
        ;
        mpfr_pow(r18955, r18953, r18954, MPFR_RNDN);
        mpfr_fma(r18956, r18953, r18953, r18955, MPFR_RNDN);
        mpfr_mul(r18957, r18953, r18953, MPFR_RNDN); mpfr_mul(r18957, r18957, r18953, MPFR_RNDN);
        mpfr_sub(r18958, r18956, r18957, MPFR_RNDN);
        mpfr_set_d(r18959, x, MPFR_RNDN);
        mpfr_exp(r18960, r18953, MPFR_RNDN);
        mpfr_fma(r18961, r18953, r18960, r18960, MPFR_RNDN);
        mpfr_div(r18962, r18959, r18961, MPFR_RNDN);
        mpfr_add(r18963, r18958, r18962, MPFR_RNDN);
        return mpfr_get_d(r18963, MPFR_RNDN);
}

static mpfr_t r18964, r18965, r18966, r18967, r18968, r18969, r18970, r18971, r18972, r18973, r18974;

void setup_mpfr_f_dm() {
        mpfr_set_default_prec(144);
        mpfr_init(r18964);
        mpfr_init_set_str(r18965, "4", 10, MPFR_RNDN);
        mpfr_init(r18966);
        mpfr_init(r18967);
        mpfr_init(r18968);
        mpfr_init(r18969);
        mpfr_init(r18970);
        mpfr_init(r18971);
        mpfr_init(r18972);
        mpfr_init(r18973);
        mpfr_init(r18974);
}

double f_dm(double wj, double x) {
        mpfr_set_d(r18964, wj, MPFR_RNDN);
        ;
        mpfr_pow(r18966, r18964, r18965, MPFR_RNDN);
        mpfr_fma(r18967, r18964, r18964, r18966, MPFR_RNDN);
        mpfr_mul(r18968, r18964, r18964, MPFR_RNDN); mpfr_mul(r18968, r18968, r18964, MPFR_RNDN);
        mpfr_sub(r18969, r18967, r18968, MPFR_RNDN);
        mpfr_set_d(r18970, x, MPFR_RNDN);
        mpfr_exp(r18971, r18964, MPFR_RNDN);
        mpfr_fma(r18972, r18964, r18971, r18971, MPFR_RNDN);
        mpfr_div(r18973, r18970, r18972, MPFR_RNDN);
        mpfr_add(r18974, r18969, r18973, MPFR_RNDN);
        return mpfr_get_d(r18974, MPFR_RNDN);
}