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Webpage for Set Theory & Algebra:
Recent questions tagged set-theory&algebra
1
votes
1
answer
871
Ace Test Series: Set Theory & Algebra - Relations
vaishali jhalani
723
views
vaishali jhalani
asked
Dec 16, 2016
Set Theory & Algebra
set-theory&algebra
relations
ace-test-series
+
–
25
votes
4
answers
872
GATE CSE 1989 | Question: 13c
Find the number of single valued functions from set $A$ to another set $B,$ given that the cardinalities of the sets $A$ and $B$ are $m$ and $n$ respectively.
Find the number of single valued functions from set $A$ to another set $B,$ given that the cardinalities of the sets $A$ and $B$ are $m$ and $n$ respectively.
makhdoom ghaya
2.9k
views
makhdoom ghaya
asked
Dec 15, 2016
Set Theory & Algebra
gate1989
descriptive
functions
set-theory&algebra
+
–
0
votes
1
answer
873
MadeEasy Test Series: Set Theory & Algebra - Groups
Which of the following is true? Every lower triangular matrix is group under multiplication operation where all elements of diagonal are non zero numbers. Every diagonal matrix is group under multiplication operation, where all elements of ... under addition operation where all elements are real numbers. Both (a) and b) Why is C incorrect?
Which of the following is true?Every lower triangular matrix is group under multiplication operation where all elements of diagonal are non zero numbers.Every diagonal ma...
Kai
845
views
Kai
asked
Dec 15, 2016
Set Theory & Algebra
made-easy-test-series
engineering-mathematics
discrete-mathematics
set-theory&algebra
group-theory
+
–
0
votes
0
answers
874
Equivalence relation
True / false ? a. Partitions formed from congruence classes modulo $6$ ... $R_4$ creates refinement partitions with respect to the partitions of $R_3$.
True / false ?a. Partitions formed from congruence classes modulo $6$ is a refinement of the partitions formed from congruence classes modulo 3s and t are bit strings and...
dd
512
views
dd
asked
Dec 14, 2016
Set Theory & Algebra
relations
equivalence-class
set-theory&algebra
+
–
0
votes
0
answers
875
GATE CSE 1988 | Question: 2iv
Give one property of the field of real numbers which no longer holds when we compute using finite-precision floating point numbers.
Give one property of the field of real numbers which no longer holds when we compute using finite-precision floating point numbers.
go_editor
492
views
go_editor
asked
Dec 11, 2016
Set Theory & Algebra
gate1988
descriptive
set-theory&algebra
fields
out-of-gate-syllabus
+
–
20
votes
6
answers
876
GATE CSE 1988 | Question: 1vii
The complement(s) of the element $'a'$ in the lattice shown in below figure is (are) ____
The complement(s) of the element $'a'$ in the lattice shown in below figure is (are) ____
go_editor
4.6k
views
go_editor
asked
Dec 10, 2016
Set Theory & Algebra
gate1988
descriptive
lattice
set-theory&algebra
+
–
43
votes
2
answers
877
GATE CSE 1989 | Question: 1-v
The number of possible commutative binary operations that can be defined on a set of $n$ elements (for a given $n$) is ___________.
The number of possible commutative binary operations that can be defined on a set of $n$ elements (for a given $n$) is ___________.
makhdoom ghaya
6.5k
views
makhdoom ghaya
asked
Nov 27, 2016
Set Theory & Algebra
gate1989
descriptive
set-theory&algebra
binary-operation
+
–
21
votes
6
answers
878
GATE CSE 1989 | Question: 1-iv
The transitive closure of the relation $\left\{(1, 2), (2, 3), (3, 4), (5, 4)\right\}$ on the set $\left\{1, 2, 3, 4, 5\right\}$ is ___________.
The transitive closure of the relation $\left\{(1, 2), (2, 3), (3, 4), (5, 4)\right\}$ on the set $\left\{1, 2, 3, 4, 5\right\}$ is ___________.
makhdoom ghaya
7.1k
views
makhdoom ghaya
asked
Nov 27, 2016
Set Theory & Algebra
gate1989
set-theory&algebra
relations
descriptive
+
–
9
votes
2
answers
879
GATE CSE 1990 | Question: 17c
Show that the elements of the lattice $(N, \leq)$, where $N$ is the set of positive intergers and $a \leq b$ if and only if $a$ divides $b$, satisfy the distributive property.
Show that the elements of the lattice $(N, \leq)$, where $N$ is the set of positive intergers and $a \leq b$ if and only if $a$ divides $b$, satisfy the distributive prop...
makhdoom ghaya
2.0k
views
makhdoom ghaya
asked
Nov 26, 2016
Set Theory & Algebra
gate1990
descriptive
set-theory&algebra
lattice
+
–
0
votes
1
answer
880
lattice
Theorem :- A lattice L is not a distributive lattice if and only if L has a sublattice which is isomorphic L1(kite structure) or L2(Pantagon structure). Anyone, please provide an example. I am not able to understand the theorem.
Theorem :- A lattice L is not a distributive lattice if and only if L has a sublattice which is isomorphic L1(kite structure) or L2(Pantagon structure).Anyone, please p...
Neal Caffery
1.1k
views
Neal Caffery
asked
Nov 26, 2016
Set Theory & Algebra
set-theory&algebra
lattice
+
–
4
votes
2
answers
881
the number of generators of the group { 0,1,2........... 14} under the group operation addition modulu 15 is
the number of generators of the group { 0,1,2........... 14} under the group operation addition modulu 15 is
Akriti sood
3.3k
views
Akriti sood
asked
Nov 23, 2016
Set Theory & Algebra
set-theory&algebra
group-theory
generators
+
–
21
votes
2
answers
882
GATE CSE 1990 | Question: 2-x
Match the pairs in the following questions: ...
Match the pairs in the following questions:$$\begin{array}{|ll|ll|}\hline (a) & \text{Groups} & (p) & \text{Associativity} \\\hline (b) & \text{Semigroups} & (q) & \text...
makhdoom ghaya
3.9k
views
makhdoom ghaya
asked
Nov 19, 2016
Set Theory & Algebra
gate1990
match-the-following
set-theory&algebra
group-theory
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–
3
votes
1
answer
883
GATE CSE 1987 | Question: 9f
Give the composition tables (Cayley Tables) of the two non-isomorphic groups of order $4$ with elements $e, a, b, c$ where $c$ is the identity element. Use the order $e, a, b, c$ for the rows and columns.
Give the composition tables (Cayley Tables) of the two non-isomorphic groups of order $4$ with elements $e, a, b, c$ where $c$ is the identity element. Use the order $e, ...
makhdoom ghaya
914
views
makhdoom ghaya
asked
Nov 14, 2016
Set Theory & Algebra
gate1987
set-theory&algebra
group-theory
group-isomorphism
descriptive
out-of-gate-syllabus
+
–
25
votes
2
answers
884
GATE CSE 1987 | Question: 9e
How many true inclusion relations are there of the form $A \subseteq B$, where $A$ and $B$ are subsets of a set $S$ with $n$ elements?
How many true inclusion relations are there of the form $A \subseteq B$, where $A$ and $B$ are subsets of a set $S$ with $n$ elements?
makhdoom ghaya
3.2k
views
makhdoom ghaya
asked
Nov 14, 2016
Set Theory & Algebra
gate1987
set-theory&algebra
relations
descriptive
+
–
23
votes
3
answers
885
GATE CSE 1987 | Question: 9b
How many one-to-one functions are there from a set $A$ with $n$ elements onto itself?
How many one-to-one functions are there from a set $A$ with $n$ elements onto itself?
makhdoom ghaya
4.3k
views
makhdoom ghaya
asked
Nov 14, 2016
Set Theory & Algebra
gate1987
set-theory&algebra
functions
descriptive
+
–
24
votes
4
answers
886
GATE CSE 1987 | Question: 9a
How many binary relations are there on a set $A$ with $n$ elements?
How many binary relations are there on a set $A$ with $n$ elements?
makhdoom ghaya
5.9k
views
makhdoom ghaya
asked
Nov 14, 2016
Set Theory & Algebra
gate1987
set-theory&algebra
relations
descriptive
+
–
22
votes
4
answers
887
GATE CSE 1987 | Question: 2d
State whether the following statements are TRUE or FALSE: The union of two equivalence relations is also an equivalence relation.
State whether the following statements are TRUE or FALSE:The union of two equivalence relations is also an equivalence relation.
makhdoom ghaya
5.5k
views
makhdoom ghaya
asked
Nov 9, 2016
Set Theory & Algebra
gate1987
set-theory&algebra
relations
true-false
+
–
2
votes
1
answer
888
MadeEasy Test Series: Set Theory & Algebra - Binary Operation
Kashyap Avinash
459
views
Kashyap Avinash
asked
Nov 2, 2016
Set Theory & Algebra
made-easy-test-series
engineering-mathematics
discrete-mathematics
set-theory&algebra
+
–
1
votes
2
answers
889
set theory
What is the number of relations which are either symmetric or antisymmetric on a set with 3 elements?
What is the number of relations which are either symmetric or antisymmetric on a set with 3 elements?
vaishali jhalani
1.9k
views
vaishali jhalani
asked
Nov 2, 2016
Set Theory & Algebra
set-theory&algebra
relations
+
–
0
votes
1
answer
890
General Topic Doubt Set Theory & Algebra: Groups
In the above question my doubt is instead of under multiplication if we change under ADDITION then what is its value?plz someone explain details.
In the above question my doubt is instead of under multiplication if we change under ADDITION then what is its value?plz someone explain details.
dileswar sahu
325
views
dileswar sahu
asked
Oct 11, 2016
Set Theory & Algebra
discrete-mathematics
general-topic-doubt
set-theory&algebra
group-theory
+
–
2
votes
0
answers
891
Permutation groups
Rahul Jain25
876
views
Rahul Jain25
asked
Oct 11, 2016
Set Theory & Algebra
group-theory
combinatory
set-theory&algebra
+
–
8
votes
1
answer
892
Groups theory
Let $G:$ be a group. $a^5=e,\quad aba^{-1}=b^2,\quad a,b,\in G$ Then which of the following is an order of $b$? $31$ $32$ $30$ $2$
Let $G:$ be a group.$a^5=e,\quad aba^{-1}=b^2,\quad a,b,\in G$Then which of the following is an order of $b$?$31$$32$$30$$2$
Rahul Jain25
920
views
Rahul Jain25
asked
Oct 11, 2016
Set Theory & Algebra
set-theory&algebra
group-theory
+
–
2
votes
2
answers
893
How to determine whether the grammar is regular or not?
If any grammer is given, how can we tell that the grammar is regular or not? Is that any perticular method?
If any grammer is given, how can we tell that the grammar is regular or not? Is that any perticular method?
Kaushal28
2.3k
views
Kaushal28
asked
Sep 21, 2016
Theory of Computation
compiler-design
ambiguous
set-theory&algebra
+
–
0
votes
1
answer
894
UGC NET CSE | June 2010 | Part 2 | Question: 1
"$x^{1}$ is a clone of $x$" means $x^{1}$ is identical to $x$ in terms of the physical attributes namely, height, weight and complexion. Given, height, weight and complexion only form a complete set of ... about this statement ? The statement is true The statement is false The truth value of the statement cannot be computed None of these
"$x^{1}$ is a clone of $x$" means $x^{1}$ is identical to $x$ in terms of the physical attributes namely, height, weight and complexion. Given, height, weight and complex...
makhdoom ghaya
931
views
makhdoom ghaya
asked
Sep 13, 2016
Set Theory & Algebra
ugcnetcse-june2010-paper2
set-theory&algebra
relations
+
–
4
votes
2
answers
895
UGC NET CSE | June 2016 | Part 2 | Question: 1
How many difference equivalence relations with exactly three different equivalence classes are there on a set with five elements? 10 15 25 30
How many difference equivalence relations with exactly three different equivalence classes are there on a set with five elements?10152530
go_editor
3.8k
views
go_editor
asked
Aug 14, 2016
Set Theory & Algebra
ugcnetcse-june2016-paper2
discrete-mathematics
set-theory&algebra
+
–
3
votes
1
answer
896
RELATIONS
Suppose that A is a nonempty set, and f is a function that has A as its domain. Let R be the relation on A consisting of all ordered pairs (x, y) such that f (x) = f (y). What are the equivalence classes of R?
Suppose that A is a nonempty set, and f is a function that has A as its domain. Let R be the relation on A consisting of all ordered pairs (x, y) such that f (x) = f (y)....
sourav.
967
views
sourav.
asked
Aug 9, 2016
Set Theory & Algebra
set-theory&algebra
relations
+
–
0
votes
2
answers
897
GATE Overflow | Mathematics | Test 1 | Question: 13
For a function to be invertible it has to be one to one onto both one to one and onto none
For a function to be invertible it has to beone to one onto both one to one and ontonone
Bikram
306
views
Bikram
asked
Aug 8, 2016
Set Theory & Algebra
go-mathematics-1
set-theory&algebra
functions
+
–
2
votes
1
answer
898
UGC NET CSE | December 2015 | Part 2 | Question: 10
Which of the following property/ies a Group G must hold, in order to be an Abelian group? The distributive property The commutative property The symmetric property i and ii ii and iii i only ii only
Which of the following property/ies a Group G must hold, in order to be an Abelian group?The distributive propertyThe commutative propertyThe symmetric propertyi and iiii...
go_editor
3.3k
views
go_editor
asked
Aug 8, 2016
Mathematical Logic
ugcnetcse-dec2015-paper2
discrete-mathematics
set-theory&algebra
group-theory
+
–
1
votes
2
answers
899
GATE Overflow | Mathematics | Test 1 | Question: 1
A relation $R$ is defined as $xRy$ , if $x$ and $y$ are NOT equal. This relation $R$ is symmetric but not reflexive symmetric and transitive but not reflexive an equivalent relation none of reflexive or symmetric or transitive
A relation $R$ is defined as $xRy$ , if $x$ and $y$ are NOT equal. This relation $R$ issymmetric but not reflexivesymmetric and transitive but not reflexivean equivalent ...
Bikram
693
views
Bikram
asked
Aug 6, 2016
Set Theory & Algebra
go-mathematics-1
set-theory&algebra
relations
+
–
4
votes
2
answers
900
Discrete Mathematics
LavTheRawkstar
764
views
LavTheRawkstar
asked
Jul 18, 2016
Set Theory & Algebra
set-theory&algebra
set-theory
+
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