diff --git a/test/float_lit2.go b/test/float_lit2.go index 01b4306882e..96d23f38d1f 100644 --- a/test/float_lit2.go +++ b/test/float_lit2.go @@ -16,9 +16,9 @@ import ( // The largest exact float32 is f₁ = (1+(1-2²³))×2¹²⁷ = (1-2²⁴)×2¹²⁸ = 2¹²⁸ - 2¹⁰⁴. // The next float32 would be f₂ = (1+1)×2¹²⁷ = 1×2¹²⁸, except that exponent is out of range. // Float32 conversion rounds to the nearest float32, rounding to even mantissa: -// between f₁ and f₂, values closer to f₁ round to f₁and values closer to f₂ are rejected as out of range. +// between f₁ and f₂, values closer to f₁ round to f₁ and values closer to f₂ are rejected as out of range. // f₁ is an odd mantissa, so the halfway point (f₁+f₂)/2 rounds to f₂ and is rejected. -// The halfway point (f₁+f₂)/2 = 2¹²⁸ - 2¹⁰⁵. +// The halfway point is (f₁+f₂)/2 = 2¹²⁸ - 2¹⁰⁵. // // The same is true of float64, with different constants: s/24/53/ and s/128/1024/.