1

A Short and Elementary Proof of the Basel Problem

Year:
2016
Language:
english
File:
PDF, 116 KB
english, 2016
2

Proof Without Words: Sophie Germain’s Identity

Year:
2019
Language:
english
File:
PDF, 372 KB
english, 2019
3

On the Irrationality of √2 Once Again

Year:
2013
Language:
english
File:
PDF, 180 KB
english, 2013
4

A Geometric Proof of a Morrie-Type Formula

Year:
2016
Language:
english
File:
PDF, 146 KB
english, 2016
7

The Double-Sidedness of Matrix Inverses; Yet Another Proof

Year:
2018
Language:
english
File:
PDF, 371 KB
english, 2018
9

103.05 Sums of integers

Year:
2019
Language:
english
File:
PDF, 69 KB
english, 2019
10

Proof Without Words: Sums of Odd Integers

Year:
2017
Language:
english
File:
PDF, 205 KB
english, 2017
11

Hidden in the Shape of a Regular Hexagon

Year:
2018
Language:
english
File:
PDF, 794 KB
english, 2018
12

New Infinite Products of Cosines and Viète-Like Formulae

Year:
2013
Language:
english
File:
PDF, 263 KB
english, 2013
15

Linear interpolation and Sobolev orthogonality

Year:
2009
Language:
english
File:
PDF, 614 KB
english, 2009
44

Non-standard orthogonality for the little -Laguerre polynomials

Year:
2009
Language:
english
File:
PDF, 377 KB
english, 2009