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* Typo.David A. Madore2024-01-221-1/+1
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* Simple exercise illustrating the s-m-n theorem for programmatic composition.David A. Madore2024-01-201-0/+40
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* Clarification over previous addition.David A. Madore2024-01-201-1/+4
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* Give another presentation of a proof in an exercise (at a student's request).David A. Madore2024-01-201-0/+70
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* Adjust TeX sources to make compilation as handout with beamerarticle easier.David A. Madore2024-01-203-10/+39
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* Typeset course syllabus.David A. Madore2024-01-191-0/+160
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* An exercise on computing a large number.David A. Madore2024-01-191-0/+130
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* Fix wrong environment.David A. Madore2024-01-191-2/+2
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* Fix small mistakes noted during lecture on 2024-01-17.David A. Madore2024-01-171-3/+3
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* A tedious exercise in using Peano's axioms.David A. Madore2024-01-121-0/+53
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* Be more consistent about abbreviating logical rules.David A. Madore2024-01-121-2/+2
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* Two exercises on Löb's theorem.David A. Madore2024-01-121-0/+146
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* An easy exercise on first-order logic.David A. Madore2024-01-121-0/+53
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* An exercise on Girard's system F.David A. Madore2024-01-121-2/+209
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* Exercise on the realizability of Plisko's formula.David A. Madore2024-01-111-1/+90
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* Dragon riddle.David A. Madore2024-01-111-1/+108
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* An exercise on refuting Tseitin's formula using open sets in the plane.David A. Madore2024-01-111-0/+153
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* An exercise on Kleene's recursion theorem with a slight "paradox".David A. Madore2024-01-111-0/+55
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* Fix a typo and make small improvement noted during lecture on 2024-01-09.David A. Madore2024-01-091-5/+5
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* The set of theorems is not computable.David A. Madore2024-01-091-5/+37
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* More around Gödel and whatnot.David A. Madore2024-01-091-13/+159
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* Gödel's theorem.David A. Madore2024-01-081-3/+168
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* More about first-order arithmetic.David A. Madore2024-01-081-4/+111
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* An example proof in Heyting arithmetic.David A. Madore2024-01-081-5/+43
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* Start writing about first-order arithmetic.David A. Madore2024-01-081-0/+71
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* Curry-Howard and equality for first-order logic.David A. Madore2024-01-081-0/+98
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* Try to improve explanations of what sort of quantifications are allowed.David A. Madore2024-01-081-23/+92
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* Add minor clarifications here and there.David A. Madore2024-01-081-9/+17
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* An exercise that will be used as a lemma for a later exercise.David A. Madore2024-01-081-0/+72
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* Rework presentation of first-order logic.David A. Madore2024-01-071-103/+165
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* Slightly rework slide on \exists versus sum types.David A. Madore2024-01-071-1/+19
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* Continue reworking the introduction to quantifiers (maybe done?).David A. Madore2024-01-061-1/+156
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* Rework the introduction to quantifiers (work in progress!).David A. Madore2024-01-061-23/+162
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* An exercise about proving the Medvedev-validity of the Kreisel-Putnam formula.David A. Madore2024-01-051-0/+75
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* An exercise about proving the irrealizability of the Kreisel-Putnam formula.David A. Madore2024-01-051-1/+119
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* Another exercise on Kripke semantics.David A. Madore2024-01-051-4/+106
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* Two more exercises on intuitionistic propositional calculus.David A. Madore2024-01-051-10/+145
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* A simple exercise on Kripke semantics.David A. Madore2024-01-041-1/+79
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* Exercise on comparison of double-negation elimination and excluded middle.David A. Madore2023-12-281-0/+243
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* Forgotten braces.David A. Madore2023-12-281-2/+2
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* Fix a number of typos / thinkos / notational blunders in an exercise.David A. Madore2023-12-281-4/+4
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* Fix various mistakes and make some improvements noted during lecture on ↵David A. Madore2023-12-202-63/+85
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* Change my mind about name of third part.David A. Madore2023-12-191-1/+1
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* Say something about existentials versus sum types.David A. Madore2023-12-191-0/+42
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* Add a slide on impredicativity.David A. Madore2023-12-191-0/+52
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* Slight clarification.David A. Madore2023-12-181-3/+4
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* The problem of the inhabitedness of the domain.David A. Madore2023-12-181-6/+57
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* Example proof in first-order logic.David A. Madore2023-12-181-8/+86
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* The rules of first-order logic.David A. Madore2023-12-171-0/+121
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* Start talking about first-order logic.David A. Madore2023-12-171-2/+111
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