نویسندگان مقاله |
nabin کاندرا کیال | chandra kayal department of mathematics, indian institute of engineering science and technology, shibpur, howrah - 711103, west bengal, india
tapas کومار سامانتا | tapas kumar department of mathematics, uluberia college, uluberia, howrah - 711315, west bengal, india
parbati سها | department of mathematics, indian institute of engineering science and technology, shibpur, howrah - 711103, west bengal, india
binayak s choudhury | binayak s department of mathematics, indian institute of engineering science and technology, shibpur, howrah - 711103, west bengal, india
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