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12:25 ECS 120 0:7 combinatorics (discrete math review) ECS 120 0:7 combinatorics (discrete math review)	ECS 120 0:7 combinatorics (discrete math review) length strings ways times string elements n. element pants subsets bit shirts combinatorics sequence rule subset children power outfits permutations From David Doty on March 25th, 2021 1 likes 125 plays 0
01:23:52 ECS 289A Lecture 1b ECS 289A Lecture 1b	ECS 289A Lecture 1b tile log types tiles bit square bits strength thing glues glue base row times blues n. goal complexity carry temperature From David Doty on March 22nd, 2021 0 likes 14 plays 0
09:03 ECS 220 8c:8.4 Savitch's theorem… ECS 220 8c:8.4 Savitch's theorem space-bounded deterministic simulation of space-bounded nondeterminism, space usage of Savitch_s algorithm	ECS 220 8c:8.4 Savitch's theorem space-bounded deterministic simulation of space-bounded nondeterminism, space usage of Savitch_s algorithm space log algorithm path nodes length graph reachability recursion n. bits half memory point root levels level node call stack From David Doty on March 21st, 2021 0 likes 13 plays 0
06:12 ECS 220 8a:8.1-2 space-bounded complexity classes… ECS 220 8a:8.1-2 space-bounded complexity classes L and PSPACE	ECS 220 8a:8.1-2 space-bounded complexity classes L and PSPACE space log configuration bits memory orbit input problems symbol pointer pointers class n. classes complexity x. rules size ca rule From David Doty on March 21st, 2021 0 likes 17 plays 0
07:59 ECS 220 5a:6.4-5 an oracle making P≠NP ECS 220 5a:6.4-5 an oracle making P≠NP	ECS 220 5a:6.4-5 an oracle making P≠NP string length probability oracle query strings queries b. fact lengths n. probabilistically infinity answer half input problem denominator times output From David Doty on March 21st, 2021 0 likes 13 plays 0
03:07 ECS 220 5a:6.4-3 relativizing proofs ECS 220 5a:6.4-3 relativizing proofs	ECS 220 5a:6.4-3 relativizing proofs oracle proof problems subset a. access arguments simulation classes complexity question np n. running hierarchy fact problem programs property instruction From David Doty on March 21st, 2021 0 likes 19 plays 0
14:14 ECS 220 4b:6.2 upper bounds versus lower bounds ECS 220 4b:6.2 upper bounds versus lower bounds	ECS 220 4b:6.2 upper bounds versus lower bounds algorithm log algorithms problem computation tree comparisons box n. element elements bounds formula leaves comparison bits bit length times array From David Doty on March 21st, 2021 0 likes 18 plays 0
02:44 ECS 220 4b:6.1-1 time constructible functions ECS 220 4b:6.1-1 time constructible functions	ECS 220 4b:6.1-1 time constructible functions function string input machine n. length words sort constructable cetera steps outputs bounds functions t. theorems problem halts turing times From David Doty on March 21st, 2021 0 likes 16 plays 0
02:00 ECS 220 2b:4.3-2 NTIME(t(n)) ECS 220 2b:4.3-2 NTIME(t(n))	ECS 220 2b:4.3-2 NTIME(t(n)) definition running witnesses poly union t. polynomial np n. times argument kind exp class sea end words nx polynomials mind From David Doty on March 21st, 2021 0 likes 22 plays 0
06:26 ECS 220 2b:4.3-1 formal definition of NP and NP… ECS 220 2b:4.3-1 formal definition of NP and NP in EXP	ECS 220 2b:4.3-1 formal definition of NP and NP in EXP problem length np algorithm x. polynomial decision alpha words verification instance problems queue fact n. input av strings pair proof From David Doty on March 21st, 2021 0 likes 40 plays 0
06:03 ECS 220 1b:2.2-2 asymptotic notation ECS 220 1b:2.2-2 asymptotic notation	ECS 220 1b:2.2-2 asymptotic notation function base exponent equals functions notation n. log omega t. input algorithm theta cubed end d. bounds values size steps From David Doty on March 21st, 2021 0 likes 39 plays 0
05:56 ECS 220 1b:2.2-1 time complexity of GCD, factoring ECS 220 1b:2.2-1 time complexity of GCD, factoring	ECS 220 1b:2.2-1 time complexity of GCD, factoring algorithm divisions size factor problem factoring thing input root division factorization range sort mod bits power remainder divisor lot n. From David Doty on March 21st, 2021 0 likes 35 plays 0
05:24 ECS 120 7b:5 polynomial-time verifier for… ECS 120 7b:5 polynomial-time verifier for Composites	ECS 120 7b:5 polynomial-time verifier for Composites divisor n. integers length division integer divisors verifier proof fact input encoding polynomial composites language solution problem answer solutions minus From David Doty on March 20th, 2021 1 likes 71 plays 0
08:06 ECS 120 7a:1 time complexity classes and the Time… ECS 120 7a:1 time complexity classes and the Time Hierarchy Theorem	ECS 120 7a:1 time complexity classes and the Time Hierarchy Theorem problems language t1 complexity theorem t2 languages star subset class algorithms observation machine decision words cubed things bounds function n. From David Doty on March 20th, 2021 1 likes 116 plays 0
02:04 ECS 120 6c:5 definition of Ω(), ω(),… ECS 120 6c:5 definition of Ω(), ω(), and Θ()	ECS 120 6c:5 definition of Ω(), ω(), and Θ() g. theta f. functions omega n. function equals thing rates growth equivalence operators b. From David Doty on March 20th, 2021 1 likes 86 plays 0
11:26 ECS 120 6c:4 rules-of-thumb for comparing… ECS 120 6c:4 rules-of-thumb for comparing function growth rates	ECS 120 6c:4 rules-of-thumb for comparing function growth rates log times n. growth root rate power base equals exponent end running things lot polynomial constants place sides o. cubed From David Doty on March 20th, 2021 1 likes 84 plays 0