# Add new comment

As COP28, the 2023 United Nations Climate Change Conference, kicks off we look at how maths can help understand the climate crisis.

How do you create dramatic film out of mathematics? We find out with writer and director Timothy Lanzone.

Mathematics plays a central role in understanding how infectious diseases spread. This collection of articles looks at some basic concepts in epidemiology to help you understand this fascinating and important field, and set you up for further study.

Find out why the formula we use to work out conditional probabilities is true!

- We talk about a play that explores the fascinating mathematical collaboration between the mathematicians GH Hardy and Srinivasa Ramanujan.

#include

#include

#include

#include

using namespace std;

main( )

{

/* PROOF OF GOLDBACH CONJECTURE*/

/*CALCULATING PRIMES, SUM OF TWO PRIMES EQUALS GIVEN EVEN NUMBER N<5*10^19*/

/*N=Pr1+Pr2*/

unsigned long long int N=4325581707333960528; int nd=3000;

if (N<1000000) nd=300;

if (N<1000) nd=150;

unsigned long long int N1=N/2-nd; unsigned long long int N2 =N1+2*nd;

unsigned long long int p1=floor(N1/6); unsigned long long int p2=ceil( N2/6);

int r=84000; int R2[r]; int rm=p2-p1;unsigned long long int S2[r];int r3, r4, v, k;

int q=84000; int R1[q] ; int qm=rm; unsigned long long int S1[q], Q1, Q2, Ne, Nd, Nd1, Nd2; int q2, q1;

for (q=1;qj1) j1=i;

for(j=j1; jp1)&&( P1j1-1) j1=i+1;

for(j=j1; jp1)&&( P2j1) j1=i;

for(j=j1; jp1)&&( P3j1) j1=i;

for(j=j1; jp1)&&( P4