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On 6 Sep 2020, at 22:21, Esteban Maringolo <emaringolo@gmail.com> wrote:

It is not for printing but for testing. I want to assert that a

certain calculation gives the expected result.

Then you should use #assert:closeTo: and friends.

(9.1 + (-2.0)) closeTo: 7.1 precision: 0.00001.

Floats should always be compared using an epsilon (precision) value in tests, not using equality.