AbstractLet rp be the p-rank of a b × v incidence matrix G, p a prime. Assume G1G = nI + λJ, p|n, p2|̵n and p|̵λ. Then v ⩽ 2rp ⩽ b + 1
Let Fp , the finite field with p elements) of the matrices M = aA + bJ + cI for integral a, b, c. Th...
Let Fp , the finite field with p elements) of the matrices M = aA + bJ + cI for integral a, b, c. Th...
AbstractHigher incidence matrices have proved an important tool both in design theory and extremal s...
Let S be an Sλ(t, t+1, v) with v>t+ 1 and let Rkp(S) be the rank over GF(p) of an incidence matrix o...
AbstractA formula is given for the rank in characteristic p (p = 0 or p is a prime) of the incidence...
Let S be an Sλ(t, t+1, v) with v>t+ 1 and let Rkp(S) be the rank over GF(p) of an incidence matrix o...
AbstractIn the paper “On the p-Rank of Incidence Matrices and a Question of E. S. Lander” (A. A. Bru...
Abstract. We determine the p-rank of the point-line incidence matrix of the generalized quadrangle o...
Let A be the incidence matrix of a block design constructed from a relative difference set. Let rp b...
AbstractLetVbe a vector space of dimensionn≥ 3 over GF(2). We are concerned with the incidence ofk-d...
We find an upper bound for the p norm of the n × n matrix whose i j entry is (i, j)s/[i, j]r, where ...
Let S be an Sλ(t, t+1, v) with v>t+ 1 and let Rkp(S) be the rank over GF(p) of an incidence matrix o...
Let Fp , the finite field with p elements) of the matrices M = aA + bJ + cI for integral a, b, c. Th...
Let Fp , the finite field with p elements) of the matrices M = aA + bJ + cI for integral a, b, c. Th...
Let Fp , the finite field with p elements) of the matrices M = aA + bJ + cI for integral a, b, c. Th...
Let Fp , the finite field with p elements) of the matrices M = aA + bJ + cI for integral a, b, c. Th...
Let Fp , the finite field with p elements) of the matrices M = aA + bJ + cI for integral a, b, c. Th...
AbstractHigher incidence matrices have proved an important tool both in design theory and extremal s...
Let S be an Sλ(t, t+1, v) with v>t+ 1 and let Rkp(S) be the rank over GF(p) of an incidence matrix o...
AbstractA formula is given for the rank in characteristic p (p = 0 or p is a prime) of the incidence...
Let S be an Sλ(t, t+1, v) with v>t+ 1 and let Rkp(S) be the rank over GF(p) of an incidence matrix o...
AbstractIn the paper “On the p-Rank of Incidence Matrices and a Question of E. S. Lander” (A. A. Bru...
Abstract. We determine the p-rank of the point-line incidence matrix of the generalized quadrangle o...
Let A be the incidence matrix of a block design constructed from a relative difference set. Let rp b...
AbstractLetVbe a vector space of dimensionn≥ 3 over GF(2). We are concerned with the incidence ofk-d...
We find an upper bound for the p norm of the n × n matrix whose i j entry is (i, j)s/[i, j]r, where ...
Let S be an Sλ(t, t+1, v) with v>t+ 1 and let Rkp(S) be the rank over GF(p) of an incidence matrix o...
Let Fp , the finite field with p elements) of the matrices M = aA + bJ + cI for integral a, b, c. Th...
Let Fp , the finite field with p elements) of the matrices M = aA + bJ + cI for integral a, b, c. Th...
Let Fp , the finite field with p elements) of the matrices M = aA + bJ + cI for integral a, b, c. Th...
Let Fp , the finite field with p elements) of the matrices M = aA + bJ + cI for integral a, b, c. Th...
Let Fp , the finite field with p elements) of the matrices M = aA + bJ + cI for integral a, b, c. Th...
AbstractHigher incidence matrices have proved an important tool both in design theory and extremal s...