Revision #77 → #1088 · back to history
addedPeople-and-sets incidence puzzle4ec5839a4841
addedBruck–Ryser theorem3770d67755e5
addedFinite projective plane9aa9b8219fd3
addedBalanced incomplete block design (BIBD)b3e61f6d486e
addedSymmetric BIBD (SBIBD)c4940a0764fd
addedResolvable BIBD6ad5d3f480b0
addedLatin rectangle and Latin square2e4059cbb675
addedCompleting a Latin rectangle to a Latin square21f736bc2f4f
addedOrthogonal Latin squarese7b488ee2881
addedMutually orthogonal Latin squares (MOLS)7b9002edeb3c
addedMaximum number of MOLSd64c7ed598b4
addedMOLS construct a projective planebd9dcb3321b7
addedDifference setc700640c5e6c
addedDevelopment of a difference set is an SBIBD12789eb93ea9
addedDifference set with λ = 1 yields a projective plane6078129e0b98
added(7,3,1) difference set giving the Fano planeecbfbe03ce15
addedBruck–Ryser–Chowla theorem49129a001000
addedHadamard matrix35e938485525
addedOrder of a Hadamard matrix is a multiple of 48f9338be9da3
addedHadamard 2-design8640e4c1784d
addedPairwise balanced design (PBD)a3d747d2f209
addedFisher's inequality for PBDsb5def239cd8c
addedErdős–De Bruijn theoremebb815b2915e
addedBalanced ternary design (BTD)eb60be9a8c0a
addedBTD(4,8;2,3,8;4,6)19d816437bc8
addedBalanced tournament designd9e461c83401
addedColumns of a BTD give a 1-factorizationc0d009a9e5ba
addedFrequency square (F-square)ec652f34422c
addedOrthogonal frequency squares964878039479
addedHall triple system (HTS)8df234fae7cb
addedAffine space AG(n,3) as an HTSe9d386bbd953
addedNumber of points of an HTS926e3ed39b3c
addedSteiner triple systems and Steiner quasigroupsbf64ef71d8c0
addedHowell design214e56431f6f
addedHowell designs generalize Room squaresfea4a6567f22
addedLotto design4265e11c828c
addedHungarian Lottery lotto design values2787c4f33c24
addedMendelsohn design0406bb261240
addedMTS(4,1)f2a306864df5
addedIdempotent semisymmetric quasigroup gives an MTSc6f825ef37ef
addedQuasi-3 design1f83cb1346cc
addedQuasi-symmetric designbb330ae56ea9
addedQuasisymmetric designs give strongly regular graphs84b76e0d89dd
addedSelf-orthogonal code from a quasisymmetric design3948df7a7b3f
addedSpherical design529e943a4b16
addedTuscan-k rectangle8046acbf8d1a
addedTuscan, Florentine, Roman and Vatican squaresd8deb3b4697a
addedTuscan squares and Hamiltonian path decompositionsc9a78f32493f
addedt-wise balanced design (tBD)5a3ec008d4cb
added3-(12,{4,6},1) designa748cbd11641
addedWeighing matrix3ccf0ffb785d
addedYouden square5d734e04a5d9
added4×7 Youden square (order 2 biplane)e19d3765b579