Welcome to my page

Why mathematics and why is it everywhere and obviously it is inevitable

Students can use this page as a quick reference to materials.

Mean, Median, Mode, Range and Standard Deviation

Octave_2 Variables for absolute beginners

Octave_3 Vectors for absolute beginners

Octave_ Scatter and Line plotting

Productive things to know in Octave

Learning Permutations and Combinatorics. courtesy to infinity learn

Basics of the Permutations and Combinatorics

Permutations and Combinations – Part_1

Permutations and Combinations – Part_2

Permutations and Combinations – Part_3 (JHow many 5 digit numbers can be formed with and without repetitions)

Permutations and Combinations – Part_4(How many 3 digit numbers greater than 200 can be formed from (1,2,3,4,5)

Permutations and Combinations – Arranging letters (anagrams)

Vectors

Addition and Subtraction of Vectors

Cryptography

Inverse Modulo extended Euclidean Algorithm

Inverse Modulo – another example

A complete illustration of RSA with inverse modulo and large modulo exponentiation