fix(library/converter): missing constraint on eta expansion

Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
refactor(frontends/lean): rename action::is_compatible to action::is_equal

Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
feat(frontends/lean): allow user to provide a terminator for 'foldr' and 'foldl'

Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
fix(frontends/lean): remove keywords 'class' and '[class]'

Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
feat(build): add 'clean-olean' custom-target

Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
fix(frontends/lean/parser.cpp): fix typo
feat: add "--flycheck" option to print out error msgs for flycheck
fix(kernel/converter): missing constraints

Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
refactor(library/unifier): process_flex_rigid method before adding yet another case split

Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
feat(library/error_handling): add flycheck_scope helper class

Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
added various auxiliary definitions to fundef
continue fundef
modified emacs mode to build with local system
Added a file for cantor's paradox.
better breaking cases for cantor
Added a crash test case.
Proved cantor's theorem
Begin theorem injective <-> retract
checkpoint commit
snapshot commit