Jmat.Real.dawson

Average Error: 4.3 → 3.5

Time: 1.1m

Precision: 64

Math

\[\left(\frac{\left(\frac{\left(\frac{\left(\frac{\left(\frac{\left(\frac{\left(1\right)}{\left(\left(0.1049934947\right) \cdot \left(x \cdot x\right)\right)}\right)}{\left(\left(0.0424060604\right) \cdot \left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right)\right)}\right)}{\left(\left(0.0072644182\right) \cdot \left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(x \cdot x\right)\right)\right)}\right)}{\left(\left(0.0005064034\right) \cdot \left(\left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(x \cdot x\right)\right) \cdot \left(x \cdot x\right)\right)\right)}\right)}{\left(\left(0.0001789971\right) \cdot \left(\left(\left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(x \cdot x\right)\right) \cdot \left(x \cdot x\right)\right) \cdot \left(x \cdot x\right)\right)\right)}\right)}{\left(\frac{\left(\frac{\left(\frac{\left(\frac{\left(\frac{\left(\frac{\left(1\right)}{\left(\left(0.7715471019\right) \cdot \left(x \cdot x\right)\right)}\right)}{\left(\left(0.2909738639\right) \cdot \left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right)\right)}\right)}{\left(\left(0.0694555761\right) \cdot \left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(x \cdot x\right)\right)\right)}\right)}{\left(\left(0.0140005442\right) \cdot \left(\left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(x \cdot x\right)\right) \cdot \left(x \cdot x\right)\right)\right)}\right)}{\left(\left(0.0008327945\right) \cdot \left(\left(\left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(x \cdot x\right)\right) \cdot \left(x \cdot x\right)\right) \cdot \left(x \cdot x\right)\right)\right)}\right)}{\left(\left(\left(2\right) \cdot \left(0.0001789971\right)\right) \cdot \left(\left(\left(\left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(x \cdot x\right)\right) \cdot \left(x \cdot x\right)\right) \cdot \left(x \cdot x\right)\right) \cdot \left(x \cdot x\right)\right)\right)}\right)}\right) \cdot x\]

↓

\[\left(\frac{1.0}{\left(x \cdot x\right) \cdot \left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(0.0694555761 + 0.0140005442 \cdot \left(x \cdot x\right)\right) + \left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right)\right) \cdot \left(0.0008327945 + 2 \cdot \left(\left(x \cdot x\right) \cdot 0.0001789971\right)\right)\right) + \left(1 + \left(x \cdot x\right) \cdot \left(0.7715471019 + \left(x \cdot x\right) \cdot 0.2909738639\right)\right)} \cdot \frac{\left(\left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right)\right) \cdot \left(0.0005064034 + \left(x \cdot x\right) \cdot 0.0001789971\right) + \left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(0.0072644182 \cdot \left(x \cdot x\right) + 0.0424060604\right)\right) + \left(1 + \left(x \cdot x\right) \cdot 0.1049934947\right)}{1.0}\right) \cdot x\]

C

double f(double x) {
        double r2123248 = 1.0;
        double r2123249 = /* ERROR: no posit support in C */;
        double r2123250 = 0.1049934947;
        double r2123251 = /* ERROR: no posit support in C */;
        double r2123252 = x;
        double r2123253 = r2123252 * r2123252;
        double r2123254 = r2123251 * r2123253;
        double r2123255 = r2123249 + r2123254;
        double r2123256 = 0.0424060604;
        double r2123257 = /* ERROR: no posit support in C */;
        double r2123258 = r2123253 * r2123253;
        double r2123259 = r2123257 * r2123258;
        double r2123260 = r2123255 + r2123259;
        double r2123261 = 0.0072644182;
        double r2123262 = /* ERROR: no posit support in C */;
        double r2123263 = r2123258 * r2123253;
        double r2123264 = r2123262 * r2123263;
        double r2123265 = r2123260 + r2123264;
        double r2123266 = 0.0005064034;
        double r2123267 = /* ERROR: no posit support in C */;
        double r2123268 = r2123263 * r2123253;
        double r2123269 = r2123267 * r2123268;
        double r2123270 = r2123265 + r2123269;
        double r2123271 = 0.0001789971;
        double r2123272 = /* ERROR: no posit support in C */;
        double r2123273 = r2123268 * r2123253;
        double r2123274 = r2123272 * r2123273;
        double r2123275 = r2123270 + r2123274;
        double r2123276 = 0.7715471019;
        double r2123277 = /* ERROR: no posit support in C */;
        double r2123278 = r2123277 * r2123253;
        double r2123279 = r2123249 + r2123278;
        double r2123280 = 0.2909738639;
        double r2123281 = /* ERROR: no posit support in C */;
        double r2123282 = r2123281 * r2123258;
        double r2123283 = r2123279 + r2123282;
        double r2123284 = 0.0694555761;
        double r2123285 = /* ERROR: no posit support in C */;
        double r2123286 = r2123285 * r2123263;
        double r2123287 = r2123283 + r2123286;
        double r2123288 = 0.0140005442;
        double r2123289 = /* ERROR: no posit support in C */;
        double r2123290 = r2123289 * r2123268;
        double r2123291 = r2123287 + r2123290;
        double r2123292 = 0.0008327945;
        double r2123293 = /* ERROR: no posit support in C */;
        double r2123294 = r2123293 * r2123273;
        double r2123295 = r2123291 + r2123294;
        double r2123296 = 2.0;
        double r2123297 = /* ERROR: no posit support in C */;
        double r2123298 = r2123297 * r2123272;
        double r2123299 = r2123273 * r2123253;
        double r2123300 = r2123298 * r2123299;
        double r2123301 = r2123295 + r2123300;
        double r2123302 = r2123275 / r2123301;
        double r2123303 = r2123302 * r2123252;
        return r2123303;
}

↓

double f(double x) {
        double r2123304 = 1.0;
        double r2123305 = x;
        double r2123306 = r2123305 * r2123305;
        double r2123307 = r2123306 * r2123306;
        double r2123308 = 0.0694555761;
        double r2123309 = 0.0140005442;
        double r2123310 = r2123309 * r2123306;
        double r2123311 = r2123308 + r2123310;
        double r2123312 = r2123307 * r2123311;
        double r2123313 = r2123307 * r2123307;
        double r2123314 = 0.0008327945;
        double r2123315 = 2.0;
        double r2123316 = 0.0001789971;
        double r2123317 = r2123306 * r2123316;
        double r2123318 = r2123315 * r2123317;
        double r2123319 = r2123314 + r2123318;
        double r2123320 = r2123313 * r2123319;
        double r2123321 = r2123312 + r2123320;
        double r2123322 = r2123306 * r2123321;
        double r2123323 = 1.0;
        double r2123324 = 0.7715471019;
        double r2123325 = 0.2909738639;
        double r2123326 = r2123306 * r2123325;
        double r2123327 = r2123324 + r2123326;
        double r2123328 = r2123306 * r2123327;
        double r2123329 = r2123323 + r2123328;
        double r2123330 = r2123322 + r2123329;
        double r2123331 = r2123304 / r2123330;
        double r2123332 = 0.0005064034;
        double r2123333 = r2123332 + r2123317;
        double r2123334 = r2123313 * r2123333;
        double r2123335 = 0.0072644182;
        double r2123336 = r2123335 * r2123306;
        double r2123337 = 0.0424060604;
        double r2123338 = r2123336 + r2123337;
        double r2123339 = r2123307 * r2123338;
        double r2123340 = r2123334 + r2123339;
        double r2123341 = 0.1049934947;
        double r2123342 = r2123306 * r2123341;
        double r2123343 = r2123323 + r2123342;
        double r2123344 = r2123340 + r2123343;
        double r2123345 = r2123344 / r2123304;
        double r2123346 = r2123331 * r2123345;
        double r2123347 = r2123346 * r2123305;
        return r2123347;
}

Error

Bits error versus x

Derivation

1. Initial program 4.3

   \[\left(\frac{\left(\frac{\left(\frac{\left(\frac{\left(\frac{\left(\frac{\left(1\right)}{\left(\left(0.1049934947\right) \cdot \left(x \cdot x\right)\right)}\right)}{\left(\left(0.0424060604\right) \cdot \left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right)\right)}\right)}{\left(\left(0.0072644182\right) \cdot \left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(x \cdot x\right)\right)\right)}\right)}{\left(\left(0.0005064034\right) \cdot \left(\left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(x \cdot x\right)\right) \cdot \left(x \cdot x\right)\right)\right)}\right)}{\left(\left(0.0001789971\right) \cdot \left(\left(\left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(x \cdot x\right)\right) \cdot \left(x \cdot x\right)\right) \cdot \left(x \cdot x\right)\right)\right)}\right)}{\left(\frac{\left(\frac{\left(\frac{\left(\frac{\left(\frac{\left(\frac{\left(1\right)}{\left(\left(0.7715471019\right) \cdot \left(x \cdot x\right)\right)}\right)}{\left(\left(0.2909738639\right) \cdot \left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right)\right)}\right)}{\left(\left(0.0694555761\right) \cdot \left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(x \cdot x\right)\right)\right)}\right)}{\left(\left(0.0140005442\right) \cdot \left(\left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(x \cdot x\right)\right) \cdot \left(x \cdot x\right)\right)\right)}\right)}{\left(\left(0.0008327945\right) \cdot \left(\left(\left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(x \cdot x\right)\right) \cdot \left(x \cdot x\right)\right) \cdot \left(x \cdot x\right)\right)\right)}\right)}{\left(\left(\left(2\right) \cdot \left(0.0001789971\right)\right) \cdot \left(\left(\left(\left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(x \cdot x\right)\right) \cdot \left(x \cdot x\right)\right) \cdot \left(x \cdot x\right)\right) \cdot \left(x \cdot x\right)\right)\right)}\right)}\right) \cdot x\]

2. Simplified 3.4

   \[\leadsto \color{blue}{\left(\frac{\left(\frac{\left(\frac{\left(\left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right)\right) \cdot \left(\frac{\left(0.0005064034\right)}{\left(\left(x \cdot x\right) \cdot \left(0.0001789971\right)\right)}\right)\right)}{\left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(\frac{\left(\left(0.0072644182\right) \cdot \left(x \cdot x\right)\right)}{\left(0.0424060604\right)}\right)\right)}\right)}{\left(\frac{\left(1\right)}{\left(\left(x \cdot x\right) \cdot \left(0.1049934947\right)\right)}\right)}\right)}{\left(\frac{\left(\left(x \cdot x\right) \cdot \left(\frac{\left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(\frac{\left(0.0694555761\right)}{\left(\left(0.0140005442\right) \cdot \left(x \cdot x\right)\right)}\right)\right)}{\left(\left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right)\right) \cdot \left(\frac{\left(0.0008327945\right)}{\left(\left(2\right) \cdot \left(\left(x \cdot x\right) \cdot \left(0.0001789971\right)\right)\right)}\right)\right)}\right)\right)}{\left(\frac{\left(1\right)}{\left(\left(x \cdot x\right) \cdot \left(\frac{\left(0.7715471019\right)}{\left(\left(x \cdot x\right) \cdot \left(0.2909738639\right)\right)}\right)\right)}\right)}\right)}\right) \cdot x}\]
3. Using strategy rm

4. Applied *p16-rgt-identity-expand 3.4

   \[\leadsto \left(\frac{\left(\frac{\left(\frac{\left(\left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right)\right) \cdot \left(\frac{\left(0.0005064034\right)}{\left(\left(x \cdot x\right) \cdot \left(0.0001789971\right)\right)}\right)\right)}{\left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(\frac{\left(\left(0.0072644182\right) \cdot \left(x \cdot x\right)\right)}{\left(0.0424060604\right)}\right)\right)}\right)}{\left(\frac{\left(1\right)}{\left(\left(x \cdot x\right) \cdot \left(0.1049934947\right)\right)}\right)}\right)}{\color{blue}{\left(\left(\frac{\left(\left(x \cdot x\right) \cdot \left(\frac{\left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(\frac{\left(0.0694555761\right)}{\left(\left(0.0140005442\right) \cdot \left(x \cdot x\right)\right)}\right)\right)}{\left(\left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right)\right) \cdot \left(\frac{\left(0.0008327945\right)}{\left(\left(2\right) \cdot \left(\left(x \cdot x\right) \cdot \left(0.0001789971\right)\right)\right)}\right)\right)}\right)\right)}{\left(\frac{\left(1\right)}{\left(\left(x \cdot x\right) \cdot \left(\frac{\left(0.7715471019\right)}{\left(\left(x \cdot x\right) \cdot \left(0.2909738639\right)\right)}\right)\right)}\right)}\right) \cdot \left(1.0\right)\right)}}\right) \cdot x\]

5. Applied p16-*-un-lft-identity 3.4

   \[\leadsto \left(\frac{\left(\frac{\left(\frac{\left(\left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right)\right) \cdot \left(\frac{\left(0.0005064034\right)}{\left(\left(x \cdot x\right) \cdot \left(0.0001789971\right)\right)}\right)\right)}{\left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(\frac{\left(\left(0.0072644182\right) \cdot \left(x \cdot x\right)\right)}{\left(0.0424060604\right)}\right)\right)}\right)}{\color{blue}{\left(\left(1.0\right) \cdot \left(\frac{\left(1\right)}{\left(\left(x \cdot x\right) \cdot \left(0.1049934947\right)\right)}\right)\right)}}\right)}{\left(\left(\frac{\left(\left(x \cdot x\right) \cdot \left(\frac{\left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(\frac{\left(0.0694555761\right)}{\left(\left(0.0140005442\right) \cdot \left(x \cdot x\right)\right)}\right)\right)}{\left(\left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right)\right) \cdot \left(\frac{\left(0.0008327945\right)}{\left(\left(2\right) \cdot \left(\left(x \cdot x\right) \cdot \left(0.0001789971\right)\right)\right)}\right)\right)}\right)\right)}{\left(\frac{\left(1\right)}{\left(\left(x \cdot x\right) \cdot \left(\frac{\left(0.7715471019\right)}{\left(\left(x \cdot x\right) \cdot \left(0.2909738639\right)\right)}\right)\right)}\right)}\right) \cdot \left(1.0\right)\right)}\right) \cdot x\]

6. Applied p16-*-un-lft-identity 3.4

   \[\leadsto \left(\frac{\left(\frac{\color{blue}{\left(\left(1.0\right) \cdot \left(\frac{\left(\left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right)\right) \cdot \left(\frac{\left(0.0005064034\right)}{\left(\left(x \cdot x\right) \cdot \left(0.0001789971\right)\right)}\right)\right)}{\left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(\frac{\left(\left(0.0072644182\right) \cdot \left(x \cdot x\right)\right)}{\left(0.0424060604\right)}\right)\right)}\right)\right)}}{\left(\left(1.0\right) \cdot \left(\frac{\left(1\right)}{\left(\left(x \cdot x\right) \cdot \left(0.1049934947\right)\right)}\right)\right)}\right)}{\left(\left(\frac{\left(\left(x \cdot x\right) \cdot \left(\frac{\left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(\frac{\left(0.0694555761\right)}{\left(\left(0.0140005442\right) \cdot \left(x \cdot x\right)\right)}\right)\right)}{\left(\left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right)\right) \cdot \left(\frac{\left(0.0008327945\right)}{\left(\left(2\right) \cdot \left(\left(x \cdot x\right) \cdot \left(0.0001789971\right)\right)\right)}\right)\right)}\right)\right)}{\left(\frac{\left(1\right)}{\left(\left(x \cdot x\right) \cdot \left(\frac{\left(0.7715471019\right)}{\left(\left(x \cdot x\right) \cdot \left(0.2909738639\right)\right)}\right)\right)}\right)}\right) \cdot \left(1.0\right)\right)}\right) \cdot x\]

7. Applied distribute-lft-out 3.4

   \[\leadsto \left(\frac{\color{blue}{\left(\left(1.0\right) \cdot \left(\frac{\left(\frac{\left(\left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right)\right) \cdot \left(\frac{\left(0.0005064034\right)}{\left(\left(x \cdot x\right) \cdot \left(0.0001789971\right)\right)}\right)\right)}{\left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(\frac{\left(\left(0.0072644182\right) \cdot \left(x \cdot x\right)\right)}{\left(0.0424060604\right)}\right)\right)}\right)}{\left(\frac{\left(1\right)}{\left(\left(x \cdot x\right) \cdot \left(0.1049934947\right)\right)}\right)}\right)\right)}}{\left(\left(\frac{\left(\left(x \cdot x\right) \cdot \left(\frac{\left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(\frac{\left(0.0694555761\right)}{\left(\left(0.0140005442\right) \cdot \left(x \cdot x\right)\right)}\right)\right)}{\left(\left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right)\right) \cdot \left(\frac{\left(0.0008327945\right)}{\left(\left(2\right) \cdot \left(\left(x \cdot x\right) \cdot \left(0.0001789971\right)\right)\right)}\right)\right)}\right)\right)}{\left(\frac{\left(1\right)}{\left(\left(x \cdot x\right) \cdot \left(\frac{\left(0.7715471019\right)}{\left(\left(x \cdot x\right) \cdot \left(0.2909738639\right)\right)}\right)\right)}\right)}\right) \cdot \left(1.0\right)\right)}\right) \cdot x\]

8. Applied p16-times-frac 3.5

   \[\leadsto \color{blue}{\left(\left(\frac{\left(1.0\right)}{\left(\frac{\left(\left(x \cdot x\right) \cdot \left(\frac{\left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(\frac{\left(0.0694555761\right)}{\left(\left(0.0140005442\right) \cdot \left(x \cdot x\right)\right)}\right)\right)}{\left(\left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right)\right) \cdot \left(\frac{\left(0.0008327945\right)}{\left(\left(2\right) \cdot \left(\left(x \cdot x\right) \cdot \left(0.0001789971\right)\right)\right)}\right)\right)}\right)\right)}{\left(\frac{\left(1\right)}{\left(\left(x \cdot x\right) \cdot \left(\frac{\left(0.7715471019\right)}{\left(\left(x \cdot x\right) \cdot \left(0.2909738639\right)\right)}\right)\right)}\right)}\right)}\right) \cdot \left(\frac{\left(\frac{\left(\frac{\left(\left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right)\right) \cdot \left(\frac{\left(0.0005064034\right)}{\left(\left(x \cdot x\right) \cdot \left(0.0001789971\right)\right)}\right)\right)}{\left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(\frac{\left(\left(0.0072644182\right) \cdot \left(x \cdot x\right)\right)}{\left(0.0424060604\right)}\right)\right)}\right)}{\left(\frac{\left(1\right)}{\left(\left(x \cdot x\right) \cdot \left(0.1049934947\right)\right)}\right)}\right)}{\left(1.0\right)}\right)\right)} \cdot x\]

9. Final simplification 3.5

   \[\leadsto \left(\frac{1.0}{\left(x \cdot x\right) \cdot \left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(0.0694555761 + 0.0140005442 \cdot \left(x \cdot x\right)\right) + \left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right)\right) \cdot \left(0.0008327945 + 2 \cdot \left(\left(x \cdot x\right) \cdot 0.0001789971\right)\right)\right) + \left(1 + \left(x \cdot x\right) \cdot \left(0.7715471019 + \left(x \cdot x\right) \cdot 0.2909738639\right)\right)} \cdot \frac{\left(\left(\left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right)\right) \cdot \left(0.0005064034 + \left(x \cdot x\right) \cdot 0.0001789971\right) + \left(\left(x \cdot x\right) \cdot \left(x \cdot x\right)\right) \cdot \left(0.0072644182 \cdot \left(x \cdot x\right) + 0.0424060604\right)\right) + \left(1 + \left(x \cdot x\right) \cdot 0.1049934947\right)}{1.0}\right) \cdot x\]

Reproduce

herbie shell --seed 2019156 +o rules:numerics
(FPCore (x)
  :name "Jmat.Real.dawson"
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