Highphi

FAMU FSU College of Engineering

Last seen: 16 days ago | Active since 2020

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B.S. in Mechanical Engineering.
Masters in Industrial and Manufacturing Engineering

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Find R*Rp-N*Np=1 given gcd(R,N)=1

5 months ago

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RIPEMD160 Hash
Generator the RIPEMD160 hash given an input string and output the hexadecimal RIPEMD160 hash. For example: Input='My name is...

5 months ago

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SHA256 Hashing
Conduct SHA256 hashing on a hexadecimal input to produce a 256-bit hexadecimal output. Example: hash = SHA256('aa') hash ...

5 months ago

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Optimal Asymmetric Encryption Padding decoding of message for RSA Cryptography
EME-OAEP decoding by reversing the Feistel network using previously determined mask generation function (MGF1) and SHA-1 hashing...

5 months ago

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Binary Array to Hex Representation
Given a binary array of bytes (lsb to msb), convert it into a hexadecimal representation (msb to lsb). For example: Input: [1 ...

5 months ago

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Optimal Asymmetric Encryption Padding of message for RSA Cryptography
EME-OAEP encoding of input message using a Feistel network with SHA-1 hashing within the mask generation function (MGF1) (see pr...

5 months ago

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Mask Generation Function (MGF1) for PKCS #1 Standard utilizing Optimal Asymmetric Encryption Padding for RSA Cryptography
Create Mask Generation Function (MGF1) from PKCS #1 v2.2 standard (B.2.1 page 50) at below link. Input will be character array (...

5 months ago

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RSA decryption
Decrypt a large integer string using RSA decryption given the public key (n) and private key (d). Convert the large integer decr...

5 months ago

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RSA encryption using public key
Encrypt the message text by converting to uint8 matrix using UTF-8 representation. Convert uint8 matrix to a large integer strin...

5 months ago

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Create State Array for initiating SHA-3-224 Hash
Create binary represented state array (as the initial input to the sponge function (f)) from any length character array (N) with...

5 months ago

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Determine RSA keys (public and private) given two prime number character strings (p and q)
Given two prime number character strings (p and q), generate the RSA public and private keys (n and d) with e = 65537. The more ...

5 months ago

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Import data from .DTA file to Matlab.
@Mohamed Asaad here is what I was able to do with it: filename = 'John_220202_SE_SPR_PEG_PBS+HydroQ_0,45CV_1.DTA'; % we rea...

5 months ago | 1

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Any way to use the pde toolbox to stack some multicuboids and then measure the resistance between two arbitrary points?
short answer: no

5 months ago | 0

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String to Binary Representation
Given a string, convert it using UTF-8 into a binary array where each character or byte is arraigned low to high. For example: ...

5 months ago

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Why does the SUBS command change the size of the expression incorrectly?
it's because of the way you're passing in your substitution variables { } ~= [ ] syms a b c d e f = sym('f', [2, 2]) g...

5 months ago | 0

Answered
Is it possible to overlay pcolor plots using hold on?
f1 = figure;% (Visible="on"); Y = pcolor(T, H, A'); set(Y, 'EdgeColor', 'none'); set(gca,'ColorScale','log'); hold on ...

5 months ago | 0

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Create initial basic feasible solution for transportation problems - North-West Corner Method

5 months ago

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Numerical Integration
Input * |x0|, a real number greater than 0 Output * |I|, a numerical estimate of the integral x0 / I...

5 months ago

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Differential equations I
Given a function handle |f| an initial condition |y0| and a final time |tf|, solve numerically the differential equation dy...

5 months ago

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Make a Plot with Functions
Make a plot and test

5 months ago

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The Birthday Phenomenon
First off, leap years are not being considered for this. In fact the year that people are born shouldn't be taken into considera...

5 months ago

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Throwing Dice - Will You Be Eaten By The Dragon?
You and a dragon have agreed to let dice rolls determine whether it eats you or not. The dragon will roll a single die, of x ...

5 months ago

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Monte-Carlo integration
Write a function that estimates a d-dimensional integral to at least 1% relative precision. Inputs: * d: positive integer....

5 months ago

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Create initial basic feasible solution for transportation problems -Minimum Cost Method

5 months ago

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Cumulative Summation down a matrix in loop
matrixA = [0 0 0 -1 -1 -1 -1 1 0 -1 -1 -1 -1 -1 -1 -1 1 0 0 0]'; % for ref matrixB = [0 0 0 0 0.02 -12.09 6.61 1.1 0 0 -6.8 -26...

5 months ago | 0

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Why am I getting error "Array indices must be positive" and error in syms, when using eval function
I think it's because you need to make f, f2, and eqn2 functions of x (even though I drop eqn2) syms x f f2 % << here f(x) = ...

5 months ago | 0

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How to inverse matrix 128*6 in matlab?
u = [1, 1; ... 2, 2; ... 3, 3]; uInverse = flip(u) u = [1, 1; ... 2, 2; ... 3, 3]; u90 = rot90(u) ...

5 months ago | 0

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Answered
How to automatically import multiple column vectors into Matlab from multiple .csv files using Live Script and a For Loop?
here ya go: opts = delimitedTextImportOptions("NumVariables", 2); % Specify range and delimiter opts.DataLines = [2, Inf]; ...

5 months ago | 0

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Triggering multiple output pins of Arduino simultaneously from Simulink
Unfortunately, the way Arduino evaluates code is step by step, therefore parallel evaluation does not exist on that hardware. ...

5 months ago | 0

Answered
What is the fastest and smartest way to import and manage/plot many text files in matlab?
you can't use 'load' here, you can only load MAT-files or certain ASCII files best way to import these files is by using: all_...

5 months ago | 1

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