C++ program for give equations and error rectifier give program.

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SUMMARY

The discussion presents a C++ program designed to calculate equations related to queuing theory, specifically using parameters such as LAM, MU, and RO. The program utilizes functions for factorial computation and employs mathematical functions from the math.h library. Key outputs include the calculation of EWQ based on the defined parameters, iterating LAM from 0.1 to 1.1. The program also includes a critical error in the factorial function that needs rectification for proper execution.

PREREQUISITES
  • Understanding of C++ programming syntax and structure
  • Familiarity with mathematical concepts in queuing theory
  • Knowledge of the math.h library functions in C++
  • Experience with iterative programming and function definitions in C++
NEXT STEPS
  • Review C++ function definitions and recursion techniques
  • Learn about queuing theory and its applications in performance analysis
  • Explore error handling and debugging techniques in C++
  • Investigate the use of libraries for mathematical computations in C++
USEFUL FOR

C++ developers, students studying queuing theory, and software engineers interested in performance optimization and mathematical modeling.

Anantharaman
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#include<iostream.h>
#include<math.h>
#include<conio.h>
void main()
{
int n,fact();
float LAM, MU=3, RO, C=0.1, N=10, F1=0, EXX, EWQ;
clrscr();
for (LAM=0.1;LAM<=1.1;LAM=LAM+0.1)
{
RO=LAM/MU;
EXX=2/(MU*MU);
for(n=1;n<N-1;n=n+1)
F1=F1+(N-n)*pow(LAM*C,n-1)*exp(-LAM*C)/fact(n-1);
EWQ=((N-1)/(2*LAM))+((LAM*EXX)/(2*(1-RO)))-F1;
count<<"RAO"<<RO<<"EWq"<<EWQ;
}
getch();
}
int fact()
{
int k;
if(k>1)
{
k=k*fact(k-1);
return(k);
}
else
return(1);
}
 
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