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Angus Wong


7 total contributions since 2018

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Question


A question related to subs in ode (symbolic maths toolbox)
I have a line: ode=diff(y,x)==x+y; I want matlab to calculate diff(a,b), given a and b are real numerical values. However, the...

2 months ago | 1 answer | 0

1

answer

Question


A problem related to symbolic function.
I know that if a want to check if a variable is a function handle, then I can use isa(fun,'function_handle'). What should I typ...

2 months ago | 1 answer | 0

1

answer

Question


I am having problems in anonymous function (y=@(x)(...))
Let me re-word my querry. Let's say there is a square matrix of v=[1 2 3 4 5 6 78 9 10; 11 12 13 14 15 16 17 18 19 20;21 22 23 ...

4 months ago | 1 answer | 0

1

answer

Question


I am struggling to use sprint
Hi, I have a problem regarding the use of sprintf. Inside a user-defined function (which I can edit), the output is "A" an...

4 months ago | 1 answer | 0

1

answer

Question


Convert number to string problem
I would like to ask if there is a way to output a number, which is stored as a variable, using simple commands, as shown in the ...

4 months ago | 2 answers | 0

2

answers

Question


An "if-loop" and "for-loop" problem
Please help. I am trying to make a nested for-loop with a if-loop inside as follows: S=0; for i=1:10 for j=(i+1)...

1 year ago | 1 answer | 0

1

answer

Question


Problem on code while plotting a graph
I am plotting a graph, with the line: figure; hold on ; ..... title('function'); ..... hold off; But I end...

1 year ago | 1 answer | 0

1

answer