Recent questions tagged domain - GATE Overflow

+1 vote

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1

Domain of Mod-Trigo function ALLEN2017
For existence of f(x) = , x lies in (take n I) (1) [0, 2nπ] (2) (3) (4) None of these how to solve such question? Pl give detailed explanation. Always find difficult to solve Range and domain of such complex question.

asked Dec 19, 2017 in Linear Algebra by stanchion Junior (555 points) | 118 views

+2 votes

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2

self doubt
in the question below in relational algebra if we use projection the relation is considered as a set and hence duplicates are not allowed will even trc and drc follow the same rule ?? rest all i understood only this point is doubtful https://gateoverflow.in/1546/gate2013_35 please clarify

asked Oct 3, 2017 in Databases by Venkat Sai Active (3.8k points) | 103 views

+1 vote

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3

Kenneth Rosen Edition 6th Exercise 1.4 Question 35 (Page No. 61)
Find a common domain for the variables x, y, z, and w for which the statement $∀x∀y∀z∃w((w \neq x) ∧ (w \neq y) ∧ (w \neq z))$ is true and another common domain for these variables for which it is false.

asked Jul 25, 2017 in Mathematical Logic by Ali Jazib Mahmood (261 points) | 93 views

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