Exception for Trigonometry A

Specification

\[0 \leq e \land e \leq 1\]

\[\begin{array}{l} \\ \frac{e \cdot \sin v}{1 + e \cdot \cos v} \end{array} \]

(FPCore (e v) :precision binary64 (/ (* e (sin v)) (+ 1.0 (* e (cos v)))))

double code(double e, double v) {
	return (e * sin(v)) / (1.0 + (e * cos(v)));
}

real(8) function code(e, v)
    real(8), intent (in) :: e
    real(8), intent (in) :: v
    code = (e * sin(v)) / (1.0d0 + (e * cos(v)))
end function

public static double code(double e, double v) {
	return (e * Math.sin(v)) / (1.0 + (e * Math.cos(v)));
}

def code(e, v):
	return (e * math.sin(v)) / (1.0 + (e * math.cos(v)))

function code(e, v)
	return Float64(Float64(e * sin(v)) / Float64(1.0 + Float64(e * cos(v))))
end

function tmp = code(e, v)
	tmp = (e * sin(v)) / (1.0 + (e * cos(v)));
end

code[e_, v_] := N[(N[(e * N[Sin[v], $MachinePrecision]), $MachinePrecision] / N[(1.0 + N[(e * N[Cos[v], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]

\begin{array}{l}

\\
\frac{e \cdot \sin v}{1 + e \cdot \cos v}
\end{array}

Reproduce

herbie shell --seed 2024277 
(FPCore (e v)
  :name "Trigonometry A"
  :precision binary64
  :pre (and (<= 0.0 e) (<= e 1.0))
  (/ (* e (sin v)) (+ 1.0 (* e (cos v)))))

Please file a bug report with this information.

Backtrace

match: no matching clause for 'v		L	C
fn->ival-fn	/home/nightlies/.local/share/racket/8.10/pkgs/rival/eval/compile.rkt	17	0
rival-compile	/home/nightlies/.local/share/racket/8.10/pkgs/rival/eval/compile.rkt	253	0
(unnamed)	/usr/share/racket/collects/racket/contract/private/arrow-val-first.rkt	486	18
f115	.../match/compiler.rkt	559	40
compute-true-error	/home/nightlies/herbie/zane-concrete-values/src/core/localize.rkt	131	0
compute-local-errors	/home/nightlies/herbie/zane-concrete-values/src/core/localize.rkt	216	0
actual-errors	/home/nightlies/herbie/zane-concrete-values/src/core/explain.rkt	35	0
generate-timelines	/home/nightlies/herbie/zane-concrete-values/src/core/explain.rkt	498	0
explain!	/home/nightlies/herbie/zane-concrete-values/src/core/mainloop.rkt	323	0
run-improve!	/home/nightlies/herbie/zane-concrete-values/src/core/mainloop.rkt	45	0
get-alternatives/report	/home/nightlies/herbie/zane-concrete-values/src/api/sandbox.rkt	186	0
(unnamed)	/home/nightlies/herbie/zane-concrete-values/src/api/sandbox.rkt	282	6
(unnamed)	/usr/share/racket/pkgs/profile-lib/main.rkt	40	10
profile-thunk	/usr/share/racket/pkgs/profile-lib/main.rkt	9	0
(unnamed)	/usr/share/racket/collects/racket/engine.rkt	42	24