revise ta trigo

parent a69a3b6d
......@@ -297,7 +297,7 @@ theory TrigonometryTest
use import Square
lemma Cos_2_pi : cos (2.0 * pi) = 1.0
lemma Sin_2_pi : cos (2.0 * pi) = 0.
lemma Sin_2_pi : sin (2.0 * pi) = 0.
lemma Tan_pi_3 : tan (pi / 2.0) = sqrt 3.0
lemma Atan_1 : atan 1.0 = pi / 4.0
......
[main]
library = "theories"
timelimit = 10
timelimit = 2
[prover alt-ergo]
name = "Alt-Ergo"
......
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