Mathematics
Rabi Kumar Chakraborty's user avatar
Rabi Kumar Chakraborty's user avatar
Rabi Kumar Chakraborty's user avatar
Rabi Kumar Chakraborty
  • Member for 5 years, 8 months
  • Last seen this week
  • Halisahar, Kanchrapara, West Bengal, India
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" ARISE, AWAKE and STOP NOT until the GOAL is ACHIEVED "- Swami Vivekananda

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All Questions Answers
Score Newest
question
14
On a ring $R$ such that every subring of $R$ is an ideal .
Sep 30, 2019
question
7
A problem regarding the rank of a matrix
Jan 19, 2020
question
5
A problem regarding the in-equality of complex numbers .
Mar 4, 2020
question
5
A problem on group homomorphism .
Jul 27, 2019
question
5
On isomorphism of two quotient of polynomial rings
Feb 3, 2021
question
4
A problem regarding the conjugacy classes of homeomorphism group .
Mar 10, 2020
question
4
If A is an $n\times n$ square matrix such that $A^3=A$ , then show that $\operatorname{rank}(A) + \operatorname{tr}(A)$ is even
Jul 13, 2019
question
4
Is $\sqrt {f(x)}$ infinitely differentiable? [duplicate]
Aug 3, 2019
question
4
Homotopy type of a simply connected CW space with all homology groups trivial after a certain stage.
Nov 8, 2022
question
4
A forgetful map which is not injective
Oct 15, 2022

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