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-rw-r--r--src/pkg/math/frexp.go2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/pkg/math/frexp.go b/src/pkg/math/frexp.go
index 8b6d45606..ab226e774 100644
--- a/src/pkg/math/frexp.go
+++ b/src/pkg/math/frexp.go
@@ -6,7 +6,7 @@ package math
// Frexp breaks f into a normalized fraction
// and an integral power of two.
-// It returns frac and exp satisfying f == frac × 2<sup>exp</sup>,
+// It returns frac and exp satisfying f == frac × 2^exp,
// with the absolute value of frac in the interval [½, 1).
func Frexp(f float64) (frac float64, exp int) {
// TODO(rsc): Remove manual inlining of IsNaN, IsInf