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Ethan Boyce


Last seen: 2 days ago
9 total contributions since 2020

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Question


Creating phase portraits using quiver
I am trying to use quiver() to build a phase portrait of a funtion and I am having trouble. I know our points of equilibrium and...

20 days ago | 0 answers | 0

0

answers

Question


Calling a indices using 'find' function
I guess the easiest way to ask this question is to show first, a = [1 -1 2 -1; 2 -2 3 -3;1 1 1 0; 1 -1 4 3]; [row,col] = find...

2 months ago | 1 answer | 0

1

answer

Question


How does Matlab interpret for loops when say I=n:-1:1
So this is a code for gaussian elimination, the code seems to work but my question is for clarification on the function of the f...

2 months ago | 1 answer | 0

1

answer

Solved


Calculate Amount of Cake Frosting
Given two input variables |r| and |h|, which stand for the radius and height of a cake, calculate the surface area of the cake y...

2 months ago

Solved


Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

2 months ago

Question


Ignoring a set of values
I need to ignore the second values returned for my subsequent functions. In other words, for the values of t_max, I need to keep...

2 months ago | 1 answer | 0

1

answer

Answered
Composite Boole's rule
These all work really well. I believe I have found a simpler method though by just using boole's rule on the single interval. Si...

7 months ago | 0

Question


Composite Boole's rule
I'm having some trouble coding the composite Boole's rule. Coding for an interval when n=4 is simple enough but it falls apart w...

7 months ago | 2 answers | 0

2

answers

Question


determining order of accuracy
I've been given a table of discretion size and relative error and asked to determine the order of accuracy. I am new to Matlab a...

9 months ago | 1 answer | 0

1

answer