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Draw '5' in Chinese.
Draw a x-by-x matrix '五' using 1s and 0s. Example: x=5 ans= [1 1 1 1 1 0 1 0 0 0 1 1 1 1 0 0 1 0 1 0 1 1 1 1 1] x=7...
2 years ago
Solved
Create an empty array
Suppose you need an empty array. e = [] will give you one, but it's a double array, which may not help if you need a differen...
2 years ago
Solved
Continuous NaNs - I
Remove any continuous NaNs that appear in the array - %Example 1 input = [1 NaN 2 NaN NaN 3 NaN NaN NaN] output = [1 NaN 2 ...
2 years ago
Solved
factorial_calc(n)
Write a MATLAB function called factorial_calc(n) that takes a positive integer n as input and calculates the factorial of n. The...
2 years ago
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Find the mean of the magic x
Given a x term, find the magic x, then find the mean/average of any one row or column.
2 years ago
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Find circular arc length, sector area and segment area
Given a circular arc passing through the points P = [ x1 y1 ] and Q = [ x2 y2 ] such that the center angle of the arc (in degree...
2 years ago
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Find The area of the square
Given that the length of the side of a square is x, find the area.
2 years ago
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Given the mass and stiffness of an undamped SDOF system, find the natural frequency and the natural period of vibration
Problem Statement Given the mass and stiffness of an undamped SDOF system, find the system's natural frequency in both Hz and...
2 years ago
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Find a number m such that 2m and the square of m have the same digit sum
The number has the property that and have the same digit sum. It is the seventh number, including zero, in the sequence of nu...
2 years ago
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Given a string s, find the length of the longest substring without repeating characters.
Given a string s, find the length of the longest substring without repeating characters. Example 1: Input: s = "abcabcbb" O...
2 years ago
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Sequence Vectorization - II
This is the second part to the question - Sequence Vectorization - I Given an array of Natural numbers, N, return the sequence ...
2 years ago
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Sequence Vectorization - I
Given a Natural number N, return the sequence - [1 1 2 1 2 3 1 2 3 4 ... 1 2 3 ... N-3 N-2 N-1 N] i.e. the horizontal concatenat...
2 years ago
Solved
Knight Moves?
One of my favorite games are chess. Let’s do something with chess. If you don’t know chess, that’s completely fine. You can stil...
2 years ago
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Repeatitive Summation
Given numeric vectors x, a and b, perform the following operation - a represents a vector of numbers and b represents a vector ...
2 years ago
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linear least squares fitting
Inputs: * |f|: cell-array of function handles * |x|: column vector of |x| values * |y|: column vector of |y| values, same l...
2 years ago
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Outer product of multiple vectors
In tensor algebra, it is often useful to define a tensor as a product of lower order tensors. Similarly, a multidimensional arra...
2 years ago
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Compute the missing quantity among P, V, T for an ideal gas
Consider 100 mol of helium gas at a certain pressure (P), volume (V), and temperature (T). Assuming that the ideal gas law appli...
2 years ago
Solved
Split bread like the Pharaohs - Egyptian fractions and greedy algorithm
How would you split 5 loaves of bread among 8 people in all fairness? Get a hint from the Pharaohs. 5/8 = 4/8 + 1/8 , i.e. each ...
2 years ago
Discussion
Don't Reinvent the Wheel
Have you ever learned that something you were doing manually in MATLAB was already possible using a built-in feature? Have you e...
2 years ago | 7
Solved
Find MPG of Lightest Cars
The file cars.mat contains a table named cars with variables Model, MPG, Horsepower, Weight, and Acceleration for several classi...
2 years ago
Answered
Custom UI Components are removed from re-opened app file
I believe I figured out the problem. While creating another component, I configured it for use in apps at the beginning and repe...
Custom UI Components are removed from re-opened app file
I believe I figured out the problem. While creating another component, I configured it for use in apps at the beginning and repe...
2 years ago | 0
| accepted
Question
Custom UI Components are removed from re-opened app file
Custom UI Components that I have created work as expected in an app (.mlapp) file. However, after closing the app file, upon reo...
2 years ago | 1 answer | 0
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answer
Poll
I use MATLAB on x setups. (work, home; laptop, tablet; local installation, online; etc.)
2 years ago | 1643 votes | 1 comments
Solved
Return fibonacci sequence do not use loop and condition version 2
Calculate the nth Fibonacci number,return sequence Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ... ...
2 years ago
Poll
On the main computer you use for MATLAB, how much RAM is installed?
2 years ago | 15925 votes | 9 comments
Poll
For your Simulink work, do you use Projects (.prj files)?
2 years ago | 2443 votes | 1 comments