lean2/tests/lean/run/is_true.lean
Leonardo de Moura 754276a660 feat(frontends/lean): round parenthesis for [tactic1 | tactic2]
This commit also replaces the notation for divides
     `(` a `|` b `)`
with
      a `∣` b

The character `∣` is entered by typing \|

closes #516
2015-04-06 09:24:09 -07:00

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import data.nat
open nat
example : is_true (2 = 2) := trivial
example : is_false (3 = 2) := trivial
example : is_true (2 < 3) := trivial
example : is_true (3 9) := trivial
example : is_false (3 7) := trivial