mechanized proofs
- https://plv.csail.mit.edu/blog/alectryon.html
- https://pit-claudel.fr/clement/papers/alectryon-SLE20.pdf
- https://www.cs.cornell.edu/courses/cs3110/2014fa/lectures/22/lec22.pdf
- https://www.cl.cam.ac.uk/techreports/UCAM-CL-TR-418.pdf
- https://www.sciencedirect.com/science/article/pii/S0304406816300362
- https://arxiv.org/abs/1703.06133
- https://www.vcccd.edu/sites/default/files/departments/human-resources/sabbaticals/2017-2018/paulcurtis-sabbaticalfinalrpt-fall2017-proofsinlinearalgebra.pdf
- https://mathoverflow.net/questions/376839/what-makes-dependent-type-theory-more-suitable-than-set-theory-for-proof-assista