Vidyanshu Mishra

Dilshad Garden, Delhi, India.

Inactive user...........

At least till June 2019........

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Can Newton's laws of motion be proved (mathematically or analytically) or are they just axioms?

newtonian-mechanics education asked Nov 12, 2016 at 13:48

physics.stackexchange.com

34 votes

What is the role of conjectures in modern mathematics?

soft-question terminology education conjectures asked Nov 17, 2016 at 9:41

math.stackexchange.com

19 votes

Reason behind the dominance of particular countries in the IMO (International Mathematical Olympiad)

education-research math-contests cultural-differences asked Jan 2, 2017 at 8:35

matheducators.stackexchange.com

16 votes

Why is sugar syrup so sticky?

everyday-chemistry viscosity asked Oct 30, 2016 at 10:24

chemistry.stackexchange.com

16 votes

Why don't heavy and light gases separate in the atmosphere?

gas-laws atmospheric-chemistry asked Oct 17, 2016 at 18:03

chemistry.stackexchange.com

15 votes

Are there infinitely many Mama's numbers and no Papa's numbers?

number-theory elementary-number-theory decimal-expansion square-numbers asked Sep 28, 2017 at 13:43

math.stackexchange.com

13 votes

Show that $e^n>\frac{(n+1)^n}{n!}$ without using induction.

inequality proof-writing exponential-function alternative-proof asked Dec 9, 2016 at 15:14

math.stackexchange.com

12 votes

What is wrong with the "proof" for $\ln(2) =\frac{1}{2}\ln(2)$?

real-analysis sequences-and-series fake-proofs asked Dec 9, 2016 at 20:44

math.stackexchange.com

11 votes

$\frac{1}{e}=$"Probability that every chocolate goes into a wrong spot".

probability derangements asked Dec 9, 2016 at 19:43

math.stackexchange.com

11 votes

Please verify my proof of: There is no integer $\geq2$ sum of squares of whose digits equal the integer itself.

number-theory elementary-number-theory proof-verification proof-writing alternative-proof asked Nov 26, 2016 at 11:28

math.stackexchange.com

Top Answers

Is every parallelogram a rectangle ??

math.stackexchange.com

Can a right triangle have odd-length legs and even-length hypotenuse?

math.stackexchange.com

I take it so long everytime I learn mathematics myself. What should I do?

math.stackexchange.com

All other prime gaps (except between $2$ and $3$) are even.

math.stackexchange.com

I'm looking for some mathematics that will challenge me as a year $12$ student.

math.stackexchange.com

Show that if $2+2\sqrt{28n^2+1}$ is an integer then it must be perfect square.

math.stackexchange.com

Prime Numbers And Perfect Squares

math.stackexchange.com

Consecutive Numbers are coprime

math.stackexchange.com

If $p$ is a prime number,show that $2(p-3)!+1$ is a multiple of $p$.

math.stackexchange.com

If $ax^2+bx+c=0$ has rational roots then $(a+1)x^2+bx+c=0$ cannot have rational roots

math.stackexchange.com

How to get inverse of formula for sum of integers from 1 to n?

math.stackexchange.com

The sum of digits in a 2-digit number

math.stackexchange.com

Oxidation states of oxygen

chemistry.stackexchange.com

How do you convince someone that parallel lines can touch/meet?

math.stackexchange.com

Is there a difference between a geometric shape and a geometric figure?

math.stackexchange.com

If $a,b,c$ are positive integers, with $a^2+b^2-ab=c^2$ prove that $(a-b)(b-c)\le0$.

math.stackexchange.com

How to use the 'modulus' operator?

math.stackexchange.com

The largest value of $n$ such that $n+10| n^3+100$

math.stackexchange.com

What is the general solution to $2 \cos^2 x-\cos x=0$?

math.stackexchange.com

Applications of complex numbers to solve non-complex problems

math.stackexchange.com

Balancing the equation

chemistry.stackexchange.com

A formula for the sum of the triangular numbers?

math.stackexchange.com

To Show that $6$ divides $n$ if $6$ $|$ $(p_1 ^2 + p_2 ^2 + p_3 ^2 ......... p_n ^2)$ where $p_i$ is a prime$

math.stackexchange.com

Equation for Distance of the Straight line from the Origin.

math.stackexchange.com

For integer $n>3$, prove that $n^2+(n+1)^2\ne (n+2)^2$

math.stackexchange.com

How can we factorize $a{b^2} + {a^2}b + {a^2}c + a{c^2} + {b^2}c + b{c^2} + 2abc$?

math.stackexchange.com

Permutations with men and women alternating

math.stackexchange.com

Prove at least two numbers $(a,b)$ exist such that $a|b$ or $b|a$.

math.stackexchange.com

Power tower of $10$

math.stackexchange.com

If the number $a$ is equal to sum of square of two different numbers then $2a$ is also sum of square of two numbers.

math.stackexchange.com