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### CypherCrescent ltd, Nigeria

32 total contributions since 2015

Applied Mathematician and Petroleum Engineer

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Submitted

Shear Force Bending Moment
This function SFBM.m calculates and draw the shear force and bending moment diagrams.

Submitted

Gaulagwt
Gauss Laguerre method.

Submitted

Bricks Game
Bricks Game is intended for the entertainment of Matlab programmers.

Submitted

getscreen
GETSCREEN captures the screen

Submitted

JOS_SVD(G)
This program computes the SVD of a matrix using Jacobi method

Submitted

Kelvins functions
functions compute kelvink (Ker and Kei) and kelvinb(ber and bei)

Submitted

erfz(z)
erfz(z) returns the error function of complex argument

Solved

Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

1 year ago

Solved

Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

1 year ago

Solved

How to subtract?
*&plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn* * Imagine you need to subtract one...

1 year ago

Submitted

RK45(dydt, trange, yinit, tol)
RK45 is like matlab's ode45. its can be used on octave as it comes without ode solver.

Submitted

Nzeros(fun, xmin, xmax, N)
%% This function computes atmost N zeros (z) between xmin and xmax

Solved

Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

1 year ago

Submitted

cypherroots(a)
This algorithm computes roots of polynomials using newton raphson method

Submitted

Bairstow(a)
Computes roots of polynomial

Submitted

HowarthsTransformation(varargin)
HowarthsTransformation.m file solves HowarthsTransformation of boundary layer problem .

Question

how to create classes in matlab
How to create classes of special data type, overload operators for them and use them in further calculations

1 year ago | 1 answer | 0

### 1

Submitted

PartSwamOpt(fun, funCInEq, funCEq, lb, ub, penalty, popsize, maxiter, maxrun)
Function for searching for minimizer of a function

Submitted

LinProg(f, AInEq, bInEq, AEq, bEq, debug)
Solves Linear Programming poblem

Submitted

boundarylayerblasius
This is a small m file intended to solve students how to solve boundary layer problem with matlab

Is there any concept like dictionary or hash talbes in matlab like in Python?
Yes. c = containers.Map c('foo') = 1 c(' not a var name ') = 2 keys(c) values(c)

2 years ago | 7

How to solve a second order linear differential equation with a heaviside function
Since its a second order differential equation, there is no need for y''(0) and since you want to solve numerically, you can ...

2 years ago | 0

why my iteration prog doesn't work ?
increase your number of iteration, you will meet the tolerance target

2 years ago | 0

How to find input data that best matches given output data
I guess this is what you wanted fs/2 = 5e11 length(x) = 958576 freq = transpose([10.7 11.213 11.725 12...

2 years ago | 0

How to write and solve system of differential equations?
This is a pde. To solve this problem, I suggest you use method of lines. Discretize the equation in space. let the solution at e...

2 years ago | 1

Submitted

Numerical Laplace Transform
Often times, we are faced with the need to compute the laplace ransfrom of complex function.

Remove the discontinuity from tan(x) where odd multiples of pi/2
x=linspace(-2*pi,2*pi,200); f=tan(x); f(abs(diff([0 f])) > 15) = NaN;

3 years ago | 0

Submitted

Flash Calculations
This file helps you to compute the split in vapour and mole fractions in vapour and liquid

Submitted

Darcy–Weisbach friction factor
Darcy–Weisbach friction factor