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ECS-036A Lecture 2023-05-24 at 13:07
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ECS-036A Lecture 2023-04-07 at 13:07
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Injective, surjective, and bijective functions. Examples. Two methods to shuffle cards. Countably infinite sets.
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ECS-020 Lecture 2022-02-01. Reviewing definitions. Equivalence relations and the idea that they induce partitions. Three ways of conceptualizing integers mod n. Functions. Computing functions that…
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Review of strings and languages. Closing a set of languages using some operators. Regular languages. Examples. BYTE, WORD32, and WORD64 as languages computers "like", and how we…
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Lecture 7, on January 19, 2022 of ECS 235B, Foundations of Computer and Information Security
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Familiar sets and operators on them. The boolean domain and basic operators on booleans (AND, OR, NOT). Representing numbers in binary, and in other bases. Can you represent anything you care about…
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