23950: fix doctest

rwst · rwst · commit 3cbfac668542 · 2017-10-19T16:33:27.000+02:00
diff --git a/src/sage/coding/code_bounds.py b/src/sage/coding/code_bounds.py
@@ -578,7 +578,7 @@ def entropy(x, q=2):
         sage: codes.bounds.entropy(0, 2)
         0
         sage: codes.bounds.entropy(1/5,4).factor()
-        1/10*(log(3) - 4*log(4/5) - log(1/5))/log(2)
+        1/10*(log(5) + log(3) - 4*log(4/5))/log(2)
         sage: codes.bounds.entropy(1, 3)
         log(2)/log(3)
 

Original file line number	Diff line number	Diff line change
`@@ -578,7 +578,7 @@ def entropy(x, q=2):`
`578`	`578`	`sage: codes.bounds.entropy(0, 2)`
`579`	`579`	`0`
`580`	`580`	`sage: codes.bounds.entropy(1/5,4).factor()`
`581`		`- 1/10(log(3) - 4log(4/5) - log(1/5))/log(2)`
	`581`	`+ 1/10(log(5) + log(3) - 4log(4/5))/log(2)`
`582`	`582`	`sage: codes.bounds.entropy(1, 3)`
`583`	`583`	`log(2)/log(3)`
`584`	`584`