\[\frac{1}{2} \cdot \left(x + y \cdot \sqrt{z}\right)\]

\frac{1}{2} \cdot \left(x + y \cdot \sqrt{z}\right)

double f(double x, double y, double z) {
        double r21369281 = 1.0;
        double r21369282 = 2.0;
        double r21369283 = r21369281 / r21369282;
        double r21369284 = x;
        double r21369285 = y;
        double r21369286 = z;
        double r21369287 = sqrt(r21369286);
        double r21369288 = r21369285 * r21369287;
        double r21369289 = r21369284 + r21369288;
        double r21369290 = r21369283 * r21369289;
        return r21369290;
}

Reproduce

Please include this information when filing a bug report:

herbie shell --seed 2019173 +o rules:numerics
(FPCore (x y z)
  :name "Diagrams.Solve.Polynomial:quadForm from diagrams-solve-0.1, B"
  (* (/ 1.0 2.0) (+ x (* y (sqrt z)))))

Backtrace

hash-ref: no value found for key key: #<enode 532(532)>		L	C
for-loop	/data/pavpan/nightlies/herbie/various-cleanup/src/core/simplify.rkt	197	2
extractor-extract	/data/pavpan/nightlies/herbie/various-cleanup/src/core/simplify.rkt	196	0
for-loop	/data/pavpan/nightlies/herbie/various-cleanup/src/core/simplify.rkt	35	2
(unnamed)	/data/pavpan/nightlies/herbie/various-cleanup/src/core/simplify.rkt	26	0
simplify!	/data/pavpan/nightlies/herbie/various-cleanup/src/mainloop.rkt	217	0
run-iter!	/data/pavpan/nightlies/herbie/various-cleanup/src/mainloop.rkt	320	0
for-loop	/data/pavpan/nightlies/herbie/various-cleanup/src/mainloop.rkt	354	4
run-improve43	/data/pavpan/nightlies/herbie/various-cleanup/src/mainloop.rkt	339	0
(unnamed)	/opt/racket-7.0/collects/racket/private/more-scheme.rkt	261	28
run	/opt/racket-7.0/share/pkgs/profile-lib/main.rkt	39	2
profile-thunk16	/opt/racket-7.0/share/pkgs/profile-lib/main.rkt	9	0
(unnamed)	/opt/racket-7.0/collects/racket/private/more-scheme.rkt	261	28