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Lecture 2022-02-17. Using the Fundamental Theorem of Arithmetic to answer questions like how many divisors a number has. Karatsuba multiplication. Writing and solving recurrence relations. Binary…
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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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Videos and all other materials are copyright 2021 Matthias Köppe and shared as Open Educational Resources subject to the Creative Commons Attribution-ShareAlike 3.0 Unported (CC BY-SA 3.0)…
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This is the video of the third lecture. It's crude as I made it from my laptop, as the room has no video recording. Just like before..
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ECS 153 Spring 2021. Computer Security. This is the first discussion section of the week of April 28. The video begins at 5:43 from the beginning.
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Foundations of Computer and Information Security. This covers lattices and the lattice presentation of the Bell-LaPadula model The class starts at 8:48 into the video.
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Modeling drug concentration Finding recurrence relations Fixed points of sequences
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