Explain notation for sum of cos terms
Please explain the meaning of the notation used in Wikipedia for a trig identity involving...gtr109 2018-04-02, 10:34

Counting and Probability - Introduction

Combinatorics
5 Chinese, 5 Russians and 5 Mexicans are sitting in a row in such a...alex.vollenga 2017-05-19, 09:58

Permutation with restriction
Hello everybody.
I have the following problem. Three irrigation events should implemented in a 19days...Ioannis 2018-12-06, 03:20

Systems of Equations

How to solve Fizzbuzz Problem
Hello,
I'm trying to solve the fizzbuzz problem on interviewbit.com
URL: FizzBuzz - InterviewBit
Can someone help?jenni9 2018-08-10, 05:32

Series and the Binomial Theorem

Re: Series
There are many solutions of the nth term for your question such as
...Majid67 2018-07-07, 03:14

Re: Catenary equation
Hi Murray.
Can you help me with my math exploration for IB about catenary equations?belaldaqqah 2019-01-16, 01:54

Differential Equations

Re: Differential equation - has y^2
You should not dismiss the problem as nonlinear before trying the frobenius method, revealing the...stephenB 2019-10-14, 07:06