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Try doing some basic maths questions in the Lean Theorem Prover. Functions, real numbers, equivalence relations and groups. Click on README.md and then on "Open in CoCalc with one click".

Project: Xena
Views: 18826
License: APACHE
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adjunction/4 items2/19/2020, 2:55:14 AM
category/5 items2/19/2020, 2:55:14 AM
comma.lean11 KB2/19/2020, 2:55:14 AM
concrete_category/5 items2/19/2020, 2:55:14 AM
conj.lean5.8 KB2/19/2020, 2:55:15 AM
const.lean2.6 KB2/19/2020, 2:55:14 AM
core.lean1.5 KB2/19/2020, 2:55:14 AM
currying.lean3.3 KB2/19/2020, 2:55:14 AM
discrete_category.lean3 KB2/19/2020, 2:55:14 AM
elements.lean3.5 KB2/19/2020, 2:55:14 AM
endomorphism.lean2.9 KB2/19/2020, 2:55:14 AM
epi_mono.lean1.7 KB2/19/2020, 2:55:14 AM
eq_to_hom.lean2.6 KB2/19/2020, 2:55:14 AM
equivalence.lean14.3 KB2/19/2020, 2:55:14 AM
full_subcategory.lean3.2 KB2/19/2020, 2:55:14 AM
fully_faithful.lean5.6 KB2/19/2020, 2:55:14 AM
functor.lean3.4 KB2/19/2020, 2:55:14 AM
functor_category.lean4 KB2/19/2020, 2:55:14 AM
groupoid.lean1.5 KB2/19/2020, 2:55:14 AM
hom_functor.lean929 bytes2/19/2020, 2:55:14 AM
isomorphism.lean10.5 KB2/19/2020, 2:55:14 AM
isomorphism_classes.lean1.6 KB2/19/2020, 2:55:14 AM
limits/9 items2/19/2020, 2:55:14 AM
monad/6 items2/19/2020, 2:55:14 AM
monoidal/4 items2/19/2020, 2:55:14 AM
natural_isomorphism.lean5.5 KB2/19/2020, 2:55:14 AM
natural_transformation.lean2.1 KB2/19/2020, 2:55:14 AM
opposites.lean7.7 KB2/19/2020, 2:55:14 AM
pempty.lean1 KB2/19/2020, 2:55:14 AM
products/4 items2/19/2020, 2:55:14 AM
punit.lean1.1 KB2/19/2020, 2:55:14 AM
single_obj.lean5.3 KB2/19/2020, 2:55:14 AM
sparse.lean828 bytes2/19/2020, 2:55:14 AM
sums/3 items2/19/2020, 2:55:14 AM
types.lean6.2 KB2/19/2020, 2:55:14 AM
whiskering.lean5.9 KB2/19/2020, 2:55:14 AM
yoneda.lean6.6 KB2/19/2020, 2:55:14 AM