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std.math.complex: tighten existing test bounds

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This commit is contained in:
Marc Tiehuis
2024-07-30 16:29:51 +12:00
parent 2bd7af63d7
commit 0fda2f31aa
19 changed files with 68 additions and 78 deletions
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7
lib/std/math/complex/log.zig
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@@ -13,12 +13,11 @@ pub fn log(z: anytype) Complex(@TypeOf(z.re, z.im)) {
return Complex(T).init(@log(r), phi);
}
const epsilon = 0.0001;
test log {
const epsilon = math.floatEps(f32);
const a = Complex(f32).init(5, 3);
const c = log(a);
try testing.expect(math.approxEqAbs(f32, c.re, 1.763180, epsilon));
try testing.expect(math.approxEqAbs(f32, c.im, 0.540419, epsilon));
try testing.expectApproxEqAbs(1.7631803, c.re, epsilon);
try testing.expectApproxEqAbs(0.5404195, c.im, epsilon);
}