 Harsh Kumar

India 2517

586

Can I use my powers for good?

Dec 25 '15 at 18:00

62

How to ask a homework question?

Nov 15 '18 at 11:15

44

26

46

8

21

Crack the lock code

Dec 22 '16 at 12:36

14

Why can I see a diamond?

Feb 16 '17 at 7:15

16

5

4

Do massless particles really exist?

Feb 8 '17 at 19:34

22

Birds sitting on electric wires: potential difference between the legs

Sep 12 '14 at 0:52

25

8

What roles do neutrons play in an atom?

Jan 21 '18 at 8:21

9

7

2

Do any known exoplanetary/solar bodies have “annular” eclipses similar to Earth's?

Jan 7 '16 at 20:26

2

Self-Factorial Number

Dec 24 '16 at 16:06

3

Easiest way to show $x^2 - 229y^2 = 12$ has no solutions in integers

Jul 13 '17 at 21:19

4

Can similar charges attract each other?

Aug 20 '17 at 22:42

0

Meaning of winning percentage

Dec 13 '16 at 6:41

1

Prove that there do not exist positive integers $a,b$ such that $p \mid a+b+1,a^2+b^2+1,a^3+b^3+1$ where $p > 3$ is a prime

Jul 1 '17 at 6:41

3
1 vote

Show that $(1+x)^{1-x}(1-x)^{1+x}<1$

Dec 23 '16 at 13:50

7

2
1 vote