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comparing rows in matrices
function lottonumbers = draw_lottonumbers(draws, balls,rows) % A function that draws 'draws' random integers without re...
12 years 前 | 1 个回答 | 0
1
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load
in matlab I can save and load for example like this >> mymat=rand(2,3) mymat = 0.2785 0.9575 0.1576 0.54...
12 years 前 | 2 个回答 | 0
2
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use of matlab in physics
You have a force from many forces that is F=F+Fc-Fv-D where F=400 N Fc=488*exp(-(t/0.67)^2) N Fv=25.8v D=...
13 years 前 | 1 个回答 | 0
1
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fwrite
I tried to use fwrite which is described as saving in binary form but it saved it in numbers. At least my attempt did: Created ...
13 years 前 | 1 个回答 | 0
1
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charcters saved as ASCII in matrix
I have a function that works fine function threeinarow=isWinner(A,s) count=0; threeinarow='false'; for i=1...
13 years 前 | 1 个回答 | 0
1
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output of function as a string
function answer=harflertall(a) if a==50 answer=disp('it''s a tie') elseif a<50 answer=disp('less than 50') ...
13 years 前 | 1 个回答 | 1
1
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disp
if b>a & b>c disp(b) elseif c>a & c>b disp(c) else disp(a) disp(a) end I have defined: >> a a = ...
13 years 前 | 1 个回答 | 0
1
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fscanf
When i try to read a file, this one: 3.0000000e+000 4.0000000e+000 5.0000000e+000 4.0000000e+000 5.0000000e+000 6.0000000e+...
13 years 前 | 1 个回答 | 0
1
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differnce between fgetl and fgets
definition for fgets tline = fgets(fileID) reads the next line of the specified file, including the newline characters. de...
13 years 前 | 1 个回答 | 0
1
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problem with eval notation
I have a question about eval in this script function sort=sortstructure(strucvector, field) if isfield(strucvector,field) f...
13 years 前 | 3 个回答 | 0
3
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appending characters to matrix
I tried to append characters to a matrix: >> matrix=[1:3;6:8] matrix = 1 2 3 6 7 8 >> fid...
13 years 前 | 1 个回答 | 0
1
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appending to a file
I first created a file: >> fid=fopen('mongiss.lib', 'w') fid = 9 >> matrix=[1:3; 4:6] matrix = 1 ...
13 years 前 | 1 个回答 | 0
1
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create a new file
>> fid=fopen('firstone.txt''w') fid = -1 >> fid=fopen('firstone.txt','w') fid = 3 >> for i=1:3 fprintf(fid,'...
13 years 前 | 2 个回答 | 0
2
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creating cell array
I would like to create a cell array with 1 row and two columns and in each column it is a columnvector of 5 elements in the firs...
13 years 前 | 2 个回答 | 0
2
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problem with code
I am trying a script that does not work. First I define a structure in matlab: >> package=struct('item_no',123,'cost',19.99,'pr...
13 years 前 | 2 个回答 | 0
2
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use of eval
I am trying to use evalfunction but are having a hard time: >> plots=[3 4 6 1] plots = 3 4 6 1 >> w...
13 years 前 | 3 个回答 | 0
3
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subfunction in script
can one not use subfunction in script? Here is my attempt: phrasemat=char('Hello','how are you', 'How is it going?', 'what is...
13 years 前 | 1 个回答 | 0
1
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editor in matlab
in my book they say: start qoute: >>mystr='how are you; ???mystr='how are you; Error: A MATLAB string constant is not ...
13 years 前 | 1 个回答 | 0
1
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what is wrong with fprintf
why does not this function give the full text in fprintf: function printem(a,b) fprintf('the first number is %.lf and the ...
13 years 前 | 3 个回答 | 0
3
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using logical to make a logical matrix
I wanted to make a logical matrix which consists of some true and some false. This is my attempt to create a 2 rows 3 columns ma...
13 years 前 | 1 个回答 | 1
1
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how ro rename matrix
I have made a matrix matrix1=[1:4;3:6] matrix1 = 1 2 3 4 3 4 5 6 how can I rena...
13 years 前 | 2 个回答 | 0
2
个回答提问
how to display newline
Can you use newline seperately or do you always have to use it in fprintf in order to make it work. Theese are my attempts with ...
13 years 前 | 4 个回答 | 0
4
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isletter true false
How does isletter work here. Is it the value 1 that makes it executable and the value 0 that makes it not excecute and go to els...
13 years 前 | 3 个回答 | 0
3
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why two = for elseif
Why do one need two = for elseif here: http://bildr.no/view/1001050 I tried with only one and it does not work Why does o...
13 years 前 | 1 个回答 | 0
1
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or-function with switch
Can you not use or in one of the cases for switch. I tried here but it did not call it at all: http://bildr.no/view/1000983 I ...
13 years 前 | 2 个回答 | 1
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个回答已回答
switch function that does not work
I had an autofile version of the m-file when I deleteed it it wroked. http://mathforum.org/kb/message.jspa?messageID=3692628&...
switch function that does not work
I had an autofile version of the m-file when I deleteed it it wroked. http://mathforum.org/kb/message.jspa?messageID=3692628&...
13 years 前 | 0
提问
switch function that does not work
What is wrong here: http://bildr.no/view/1000983 This is my text: function grade=switchletgrade1(quiz) if quiz<0 |...
13 years 前 | 2 个回答 | 0
2
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function that does not work
Why does not this function work: <http://bildr.no/view/1000957> this is what i wrote: function grade=onlyundefined(quiz) ...
13 years 前 | 1 个回答 | 0
1
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why does it not work on my matlab this example from the book
Here are an example with matlab elseif and my attempt to rewrite it without success: <http://bildr.no/view/1000883> <http://bi...
13 years 前 | 1 个回答 | 0
1
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unary operator
why is 3>5 unary when exposed to ~ (sign for not) you have two numbers 3>5 and binary is defined as: An operation, such as ad...
13 years 前 | 1 个回答 | 0