that they only -> that the only

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Juhana Laurinharju 2018-05-10 20:37:58 +03:00
parent 1cddc51221
commit f980058472

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@ -402,7 +402,7 @@ as earlier examples have shown.
## Extensionality {#extensionality}
Extensionality asserts that they only way to distinguish functions is
Extensionality asserts that the only way to distinguish functions is
by applying them; if two functions applied to the same argument always
yield the same result, then they are the same functions. It is the
converse of `cong-app`, introduced earlier.