hist(rand(10000,1),30)
doc hist
hist(randn(10000,1),30)
doc randi
randi(7,20)
ans =
Columns 1 through 8
6 6 2 7 7 2 1 1
7 6 5 5 6 2 1 3
3 2 5 3 5 5 2 7
4 5 7 2 5 4 5 6
6 6 5 3 4 4 1 6
3 6 5 5 2 7 5 1
7 3 3 4 5 6 3 2
3 6 3 6 3 2 3 5
1 1 4 3 4 7 7 1
2 1 6 1 5 1 1 2
3 6 3 6 7 1 2 5
1 4 7 3 1 2 3 2
6 7 6 2 7 3 5 5
7 2 6 5 7 3 6 1
1 6 7 5 4 6 1 4
2 1 3 7 6 7 6 1
1 5 1 1 3 1 3 4
5 1 2 6 4 3 3 2
4 2 1 7 6 7 1 2
1 2 5 2 3 2 3 3
Columns 9 through 16
4 3 7 4 6 3 2 5
3 7 1 3 3 5 2 1
6 5 5 6 2 6 1 1
3 1 6 5 6 5 2 3
1 6 5 7 5 4 1 4
3 5 3 6 7 7 5 2
3 1 7 5 6 3 1 3
3 2 4 6 7 1 4 7
1 7 5 1 2 1 6 3
6 2 1 1 6 6 1 4
1 1 6 4 3 7 5 2
3 4 4 3 5 6 4 3
3 1 7 5 4 2 3 6
5 5 6 2 4 5 5 7
2 4 2 2 7 1 7 4
6 6 1 5 3 7 1 7
6 5 1 5 1 6 2 6
3 1 2 7 6 2 7 1
2 5 2 7 3 3 1 1
5 1 2 6 4 7 1 6
Columns 17 through 20
4 6 6 2
2 4 3 4
5 5 6 7
5 5 7 7
7 3 4 7
3 6 7 5
3 2 4 3
3 1 2 4
1 4 2 1
2 4 6 3
7 2 7 6
2 2 7 5
4 1 3 4
1 4 7 7
6 4 4 7
7 1 5 4
3 2 4 4
2 3 3 6
7 1 5 1
6 5 5 6
edit testwalk.m
testwalk
A
{Undefined function or variable 'A'.
}
which testwalk
\\nask.man.ac.uk\home$\MATLAB\testwalk.m
pwd
ans =
\\nask.man.ac.uk\home$\MATLAB
testwalk
sum(A,2)
ans =
1.0000
1.0000
1.0000
1.0000
1.0000
testwalk
{Subscript indices must either be real positive
integers or logicals.
Error in testwalk (line 10)
ws=cumsum(A(i,:));
}
testwalk
{Error using +
Matrix dimensions must agree.
Error in testwalk (line 12)
y=y+u;
}
testwalk
11 u=histc(r,[0,ws]);
if system_dependent('IsDebugMode')==1, dbstep; end
testwalk
testwalk
x
x =
100
100
100
100
100
x
x =
100
100
100
100
100
testwalk
x
x =
132
131
77
90
70
exit