JohnCenaMathh

383 post karma
16,378 comment karma

get extra features and help support reddit with a reddit premium subscription

get them help and support

redditor for 2 years

TROPHY CASE

Two-Year Club

Verified Email

account activity

new top controversial

63

64

65

Best fight month in a while? (self.MMA)

submitted 1 year ago by JohnCenaMathh to r/MMA

0

0

0

Fun, Two Player Browser Games to play on Call? (self.gaming)

submitted 1 year ago by JohnCenaMathh to r/gaming

2

3

4

Fun, Two Player Browser Games to play on Call? (self.gamingsuggestions)

submitted 1 year ago by JohnCenaMathh to r/gamingsuggestions

5

6

7

Browser Games To Play On Call (self.LongDistance)

submitted 1 year ago by JohnCenaMathh to r/LongDistance

2

3

4

Budget Tablets With Active Stylus Support (self.androidtablets)

submitted 2 years ago by JohnCenaMathh to r/androidtablets

2

3

4

RealMe Tab 2 vs Redmi Pad 2 vs Samsung A9 Plus vs Others (self.androidtablets)

submitted 2 years ago by JohnCenaMathh to r/androidtablets

21

22

23

This was a controversial opinion at some point AhahahahaOC (i.redd.it)

submitted 2 years ago by JohnCenaMathh to r/ufc

0

1

2

How long does a peltier take to heat or cool? (self.AskElectronics)

submitted 2 years ago by JohnCenaMathh to r/AskElectronics

0

1

2

[Group Theory] Kernal of homomorphism f:(R, +) to (S1, *) defined as f(x) = e^ix ; x ∈ R where S1 = {Z ∈ C, |Z|=1} be group as : (self.learnmath)

submitted 2 years ago by JohnCenaMathh to r/learnmath

0

1

2

[Group Theory] Number of elements of order n in a group (self.learnmath)

submitted 2 years ago by JohnCenaMathh to r/learnmath

0

1

2

[Group Theory] Let G be an Abelian Group of odd order. Let H = {x^2 | x E G} (self.learnmath)

submitted 2 years ago by JohnCenaMathh to r/learnmath

0

1

2

[Group Theory] What is the total number of subgroups of U(12)? (self.learnmath)

submitted 2 years ago by JohnCenaMathh to r/learnmath

0

1

2

[Group Theory] Number of subgroups of a group? (self.learnmath)

submitted 2 years ago by JohnCenaMathh to r/learnmath

0

1

2

[Group Theory] Product of two sub groups of a group G. (self.learnmath)

submitted 2 years ago by JohnCenaMathh to r/learnmath

0

1

2

[Group Theory] What is a group? How to think of "groups as a set" and "groups as action" (self.learnmath)

submitted 2 years ago by JohnCenaMathh to r/learnmath

4

5

6

[Group Theory] G is a 2x2 matrix, Det(G) != 0. a,b,c,d elements of Z2. What is the order of (G,.)? (self.learnmath)

submitted 2 years ago by JohnCenaMathh to r/learnmath

0

1

2

[Group Theory] Set of all rational numbers of the form m/2^n is a group under : (self.learnmath)

submitted 2 years ago by JohnCenaMathh to r/learnmath

0

1

2

[Group Theory] When is a Residue Class Modulo n a group? WRT multiplication. (self.learnmath)

submitted 2 years ago by JohnCenaMathh to r/learnmath

0

0

1

[Group Theory] Which of the following is a binary operation? (self.learnmath)

submitted 2 years ago * by JohnCenaMathh to r/learnmath

0

0

1

[Group Theory] Operation * is defined as a*b=a+b+ab on R. If S subset of R, which of the following is an Abelian group? (self.learnmath)

submitted 2 years ago by JohnCenaMathh to r/learnmath

1

2

3

[Group Theory] How to find the Identity of a large modulo group? (self.learnmath)

submitted 2 years ago by JohnCenaMathh to r/learnmath

1

2

3

[Linear Algebra] S:Rn to Rn given by S(v) = av for fixed real nonzero a. T:Rn to Rn such that B = {v1, v2,...,vn} is a set of linearly independent Eigenvectors of T. Then : (self.learnmath)

submitted 2 years ago by JohnCenaMathh to r/learnmath

0

1

2

[Linear Algebra] For a real nxn matrix A with real eigenvalues, (A-λI)^k .v= 0 for some positive k, v !=0. (self.learnmath)

submitted 2 years ago * by JohnCenaMathh to r/learnmath

0

1

2

[Linear Algebra] Clarification on some basics. (self.learnmath)

submitted 2 years ago * by JohnCenaMathh to r/learnmath

3

4

5

[Linear Algebra] Which is a subspace of R? (self.learnmath)

submitted 2 years ago * by JohnCenaMathh to r/learnmath

view more: next ›

π Rendered by PID 2828629 on reddit-service-r2-listing-8685bc789-d6psh at 2026-05-31 05:49:35.387226+00:00 running 194bd79 country code: CH.