Risposto
Scatter3, insert dashed line downwards, and sideways
Here I assumed x, y, z are vectors of length "len". To draw a line joining each scatter point to the horizontal plane use: ...

quasi 10 anni fa | 0

| accettato

Risposto
Find a pair of elements in a 3d matrix
Note: if it's 512*512*2 (three dimensional), it's called tensor, not matrix. A way to do what you require would be to first d...

quasi 10 anni fa | 0

Risolto

Check if a rotated array was originally sorted
Suppose a sorted array is rotated at some pivot unknown to you. For example, |[0 1 2 4 5 6 7]| might become |[5 6 7 0 1 2 4]|. ...

quasi 10 anni fa

Risposto
Need help putting multiple values in Legends
Here I assumed, as it seems from your question, that T is a 1xm vector and that Nl is a 6xm matrix. First I'd define an empty...

quasi 10 anni fa | 0

Risposto
How to arrange local stiffness matrix to global stiffness matrix
I strongly suspect there is something wrong with your scheme in the image attached. The stiffness matrix #2 (marked in red), fo...

quasi 10 anni fa | 4

Risolto

Polynomial evaluation
Compute the value of a polynomial of degree n with coeffcients in vector a, at value x. p(x)=a(1)+a(2)x+a(3)x^2+...+a(n+1)x...

quasi 10 anni fa

Risposto
how to find values of X and Y that satisfy condition Z(X,Y)>a
Is it something like this you're looking for? function [vec_pairs, num_pairs] = find_greater(X, Y, a) len_X=length(X); ...

quasi 10 anni fa | 0

Risposto
How to solve a Riccati Control (differential) Equation?
You don't need to solve a differential equation. "Steady-state" means the solution (here, the matrix *S*) remains _constant_, wh...

quasi 10 anni fa | 0

Risolto

Simpsons's rule (but not Homer Simpson)
I wonder what Homer Simpson would have thought of Simpson's rule? Somehow I doubt his thoughts would have included the phrase Ne...

quasi 10 anni fa

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Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

quasi 10 anni fa

Risolto

Produce a Fibonacci sequence
Construct a diagram that generates the Fibonacci sequence: 1, 1, 2, 3, 5, 8, 13, 21, 34.....up to 377 The Fibonacci sequ...

circa 10 anni fa

Risolto

Make a low pass filter
Make a first order low pass filter that will filter out the high frequency oscillations for the given input signal. The cut-off ...

circa 10 anni fa

Risolto

Compute the step response of a DC motor
Compute the step response of a DC motor shown below <<http://blogs.mathworks.com/images/seth/cody/dc-motor.png>> The param...

circa 10 anni fa

Risolto

Model a simple pendulum
Model a simple pendulum of length 200cm with bob of mass 100g and plot the position in degrees. The pendulum starts at 30 degree...

circa 10 anni fa

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Model a falling body
An object is falling freely from a height of 22 meters under the force of gravity. <<http://blogs.mathworks.com/images/seth/c...

circa 10 anni fa

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Model a mass spring system
Model an ideal mass-spring system shown below where the spring is initially stretched. <<http://blogs.mathworks.com/images/se...

circa 10 anni fa

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Add damping to a mass spring system
Model an ideal mass-spring-damper system shown below where the spring is initially stretched. <<http://blogs.mathworks.com/im...

circa 10 anni fa

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Make a half wave rectifier
Produce a signal that outputs the given sine wave source when it is greater than zero and outputs zero when it is less than zero...

circa 10 anni fa

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Make a full wave rectifier
Produce a full wave rectifier waveform for the given sine wave source. For a sine wave input, the output of the full wave rec...

circa 10 anni fa

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Add offset to a signal
Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/add-offset-eqn.png>> You should see a downward...

circa 10 anni fa

Risolto

Produce a sine wave
Produce a sine wave with amplitude 3: <<http://blogs.mathworks.com/images/seth/cody/sine-eqn.png>>

circa 10 anni fa

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Add a block to a model
Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/add-block-eqn.png>> In this case, the slope of...

circa 10 anni fa

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Connect blocks in a model
Connect the blocks in the model to produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/connect-blocks...

circa 10 anni fa

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Produce a cosine wave
Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/cosine-eqn.png>>

circa 10 anni fa

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Free passes for everyone!
_Simply return the name of the coolest numerical computation software ever_ *Extra reward* (get a _freepass_): As an addit...

circa 10 anni fa

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Is my wife right?
Regardless of input, output the string 'yes'.

circa 10 anni fa

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Side of an equilateral triangle
If an equilateral triangle has area A, then what is the length of each of its sides, x? <<http://upload.wikimedia.org/wikipe...

circa 10 anni fa

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Side of a rhombus
If a rhombus has diagonals of length x and x+1, then what is the length of its side, y? <<http://upload.wikimedia.org/wikipe...

circa 10 anni fa

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Triangle sequence
A sequence of triangles is constructed in the following way: 1) the first triangle is Pythagoras' 3-4-5 triangle 2) the s...

circa 10 anni fa

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Find a Pythagorean triple
Given four different positive numbers, a, b, c and d, provided in increasing order: a < b < c < d, find if any three of them com...

circa 10 anni fa