Results 201 to 210 of about 31,465 (231)

Bhaskar Rao designs and the groups of order 12 [PDF]

open access: possibleAustralas. J Comb., 2004
The existence or non-existence of generalized Bhaskar Rao designs of block size 3 over groups of order 12 is discussed.
R. Julian R. Abel   +2 more
openaire   +1 more source

Life and Work of Bhaskar Kumar Ghosh

Sequential Analysis, 2010
Abstract Bhaskar Ghosh, affectionately used to be addressed as Kumar by his colleagues and friends, died at an age of 72, of a heart problem on August 3, 2008. He is survived by his three daughters, Monica, Anita, and Rebecca; his wife Hedwig Graf passed away a year earlier.
openaire   +1 more source

Some results on Bhaskar Rao designs

1980
A Bhaskar Rao design is a v × b matrix of 0’s, 1’s and −1’s such that the inner product of any two rows is known and the matrix obtained by squaring the entries is the incidence matrix of a partially balanced incomplete block design with m associate classes.
Deborah J. Street, Christopher A. Rodger
openaire   +1 more source

A composition theorem for generalized Bhaskar Rao designs [PDF]

open access: possibleAustralas. J Comb., 1992
Summary: Let \(H\) be a normal subgroup of a finite group \(G\). We show that: If a \(\text{GBRD}(\nu,k,\lambda;G/H)\) exists and a \(\text{GBRD}(k,j,\mu;H)\) exists then a \(\text{GBRD}(\nu,j,\lambda\mu;G)\) exists. We apply this result to show that: (i) If \(k\) does not exceed the least prime factor of \(| G|\), then a \(\text{GBRD}(k,k,\lambda;G)\)
openaire   +1 more source

On the \((10,5,\lambda)\)-family of Bhaskar Rao designs

1998
There exist 21 inequivalent balanced incomplete block designs with the parameters \((10,5,4)\) (i.e. 21 \(\text{BIBD} (10,5,4)\)s). The authors show that precisely 13 of these can be signed over \(Z_2\) to produce 13 inequivalent Bhaskar Rao designs with the parameters \((10,5,4)\) (i.e. 13 \(\text{BRD} (10,5,4)\)s).
Chaundhry, Ghulam R., Seberry, Jennifer
openaire   +1 more source

Bhaskar's Critical Realism and Educational Knowledge

British Journal of Sociology of Education, 1991
Abstract As a critical realist Bhaskar is concerned with ‘emancipatory social practice’. For him the world cannot be changed rationally unless it is interpreted adequately and this interpretation has as its prerequisite the philosophical idea of the independent existence of the natural and the social world; he extends his ideas from the sciences ...
openaire   +1 more source

An examination of Roy Bhaskar’s critical realism as a basis for educational practice

Journal of Critical Realism, 2021
Khosrow Bagheri Noaparast   +1 more
exaly  

Roy Bhaskar

2015
David Scott, Roy Bhaskar
openaire   +1 more source

A commentary on General Bhaskar's hypothesis

Oral Surgery, Oral Medicine, Oral Pathology, 1972
openaire   +2 more sources

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