The BookOfProofs Feedhttps://www.bookofproofs.org/feedb/Latest cool examples, proofs and theorems from www.bookofproofs.orgsum of roots of unity in complete residue systemshttps://www.bookofproofs.org/branches/sum-of-roots-of-unity-in-complete-residue-systems/https://www.bookofproofs.org/branches/sum-of-roots-of-unity-in-complete-residue-systemsTue, 24 Sep 2019 19:38:41 +0200newest lemma: sum of roots of unity in complete residue systemsdiscrete fourier transformhttps://www.bookofproofs.org/branches/discrete-fourier-transform/https://www.bookofproofs.org/branches/discrete-fourier-transformTue, 24 Sep 2019 19:37:23 +0200newest discrete fourier transform (dft)n periodical complex sequencehttps://www.bookofproofs.org/branches/n-periodical-complex-sequence/https://www.bookofproofs.org/branches/n-periodical-complex-sequenceSat, 21 Sep 2019 08:48:57 +0200newest definition: n-periodical complex sequenceodd complex sequencehttps://www.bookofproofs.org/branches/odd-complex-sequence/https://www.bookofproofs.org/branches/odd-complex-sequenceSat, 21 Sep 2019 08:24:38 +0200newest definition: odd complex sequenceeven complex sequencehttps://www.bookofproofs.org/branches/even-complex-sequence/https://www.bookofproofs.org/branches/even-complex-sequenceSat, 21 Sep 2019 08:23:18 +0200newest definition: even complex sequencen th roots of unity proofhttps://www.bookofproofs.org/branches/n-th-roots-of-unity-proof/https://www.bookofproofs.org/branches/n-th-roots-of-unity-proofSun, 15 Sep 2019 12:33:44 +0200newest proof: (related to "n-th roots of unity")more insight to eulers identity proofhttps://www.bookofproofs.org/branches/more-insight-to-eulers-identity-proof/https://www.bookofproofs.org/branches/more-insight-to-eulers-identity-proofSat, 14 Sep 2019 09:40:06 +0200newest proof: (related to "more insight to euler's identity")approximation of factorials using the stirling formulahttps://www.bookofproofs.org/branches/approximation-of-factorials-using-the-stirling-formula/https://www.bookofproofs.org/branches/approximation-of-factorials-using-the-stirling-formulaTue, 10 Sep 2019 21:33:01 +0200newest theorem: approximation of factorials using the stirling formulaasymptotical approximationhttps://www.bookofproofs.org/branches/asymptotical-approximation/https://www.bookofproofs.org/branches/asymptotical-approximationTue, 10 Sep 2019 21:10:38 +0200newest definition: asymptotical approximationpermutations combinations variationshttps://www.bookofproofs.org/branches/permutations-combinations-variations/https://www.bookofproofs.org/branches/permutations-combinations-variationsTue, 10 Sep 2019 20:01:49 +0200newest permutations, combinations and variationsto construct a partition of a given set solutionhttps://www.bookofproofs.org/branches/to-construct-a-partition-of-a-given-set-solution/https://www.bookofproofs.org/branches/to-construct-a-partition-of-a-given-set-solutionSun, 08 Sep 2019 11:42:54 +0200newest solution: (related to "to construct a partition of a given set")to construct a partition of a given sethttps://www.bookofproofs.org/branches/to-construct-a-partition-of-a-given-set/https://www.bookofproofs.org/branches/to-construct-a-partition-of-a-given-setSun, 08 Sep 2019 11:44:07 +0200newest problem: to construct a partition of a given setgeneralized union of setshttps://www.bookofproofs.org/branches/generalized-union-of-sets/https://www.bookofproofs.org/branches/generalized-union-of-setsSun, 08 Sep 2019 10:25:02 +0200newest definition: generalized union of setsset partitionhttps://www.bookofproofs.org/branches/set-partition/https://www.bookofproofs.org/branches/set-partitionSun, 08 Sep 2019 10:22:50 +0200newest definition: set partitiondistinction between finite and infinite sets using subsets proofhttps://www.bookofproofs.org/branches/distinction-between-finite-and-infinite-sets-using-subsets-proof/https://www.bookofproofs.org/branches/distinction-between-finite-and-infinite-sets-using-subsets-proofSat, 07 Sep 2019 16:26:19 +0200newest proof: (related to "distinction between finite and infinite sets using subsets")