\[\frac{x \cdot x}{y \cdot y} + \frac{z \cdot z}{t \cdot t}\]

\frac{x \cdot x}{y \cdot y} + \frac{z \cdot z}{t \cdot t}

double f(double x, double y, double z, double t) {
        double r7986 = x;
        double r7987 = r7986 * r7986;
        double r7988 = y;
        double r7989 = r7988 * r7988;
        double r7990 = r7987 / r7989;
        double r7991 = z;
        double r7992 = r7991 * r7991;
        double r7993 = t;
        double r7994 = r7993 * r7993;
        double r7995 = r7992 / r7994;
        double r7996 = r7990 + r7995;
        return r7996;
}

Reproduce

Please include this information when filing a bug report:

herbie shell --seed 2019191 
(FPCore (x y z t)
  :name "Graphics.Rasterific.Svg.PathConverter:arcToSegments from rasterific-svg-0.2.3.1"

  :herbie-target
  (+ (pow (/ x y) 2.0) (pow (/ z t) 2.0))

  (+ (/ (* x x) (* y y)) (/ (* z z) (* t t))))

Backtrace

get-representation: Unknown representation #f		L	C
loop	/data/pavpan/nightlies/herbie/interface2/src/points.rkt	122	4
prepare-points	/data/pavpan/nightlies/herbie/interface2/src/points.rkt	146	0
setup-prog!34	/data/pavpan/nightlies/herbie/interface2/src/mainloop.rkt	67	0
run-improve43	/data/pavpan/nightlies/herbie/interface2/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