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Tor Fredrik Hove


Attivo dal 2011

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Domanda


comparing rows in matrices
function lottonumbers = draw_lottonumbers(draws, balls,rows) % A function that draws 'draws' random integers without re...

quasi 12 anni fa | 1 risposta | 0

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Domanda


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...

quasi 12 anni fa | 2 risposte | 0

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Domanda


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=...

circa 12 anni fa | 1 risposta | 0

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Domanda


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 ...

oltre 12 anni fa | 1 risposta | 0

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Domanda


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...

oltre 12 anni fa | 1 risposta | 0

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Domanda


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') ...

oltre 12 anni fa | 1 risposta | 1

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Domanda


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 = ...

oltre 12 anni fa | 1 risposta | 0

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Domanda


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+...

oltre 12 anni fa | 1 risposta | 0

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Domanda


differnce between fgetl and fgets
definition for fgets tline = fgets(fileID) reads the next line of the specified file, including the newline characters. de...

oltre 12 anni fa | 1 risposta | 0

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Domanda


problem with eval notation
I have a question about eval in this script function sort=sortstructure(strucvector, field) if isfield(strucvector,field) f...

oltre 12 anni fa | 3 risposte | 0

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Domanda


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...

oltre 12 anni fa | 1 risposta | 0

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Domanda


appending to a file
I first created a file: >> fid=fopen('mongiss.lib', 'w') fid = 9 >> matrix=[1:3; 4:6] matrix = 1 ...

oltre 12 anni fa | 1 risposta | 0

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Domanda


create a new file
>> fid=fopen('firstone.txt''w') fid = -1 >> fid=fopen('firstone.txt','w') fid = 3 >> for i=1:3 fprintf(fid,'...

oltre 12 anni fa | 2 risposte | 0

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Domanda


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...

oltre 12 anni fa | 2 risposte | 0

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Domanda


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...

oltre 12 anni fa | 2 risposte | 0

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Domanda


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...

oltre 12 anni fa | 3 risposte | 0

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Domanda


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...

oltre 12 anni fa | 1 risposta | 0

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Domanda


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 ...

oltre 12 anni fa | 1 risposta | 0

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Domanda


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 ...

oltre 12 anni fa | 3 risposte | 0

3

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Domanda


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...

oltre 12 anni fa | 1 risposta | 1

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Domanda


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...

oltre 12 anni fa | 2 risposte | 0

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Domanda


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 ...

oltre 12 anni fa | 4 risposte | 0

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Domanda


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...

oltre 12 anni fa | 3 risposte | 0

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Domanda


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...

oltre 12 anni fa | 1 risposta | 0

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Domanda


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 ...

oltre 12 anni fa | 2 risposte | 1

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Risposto
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&...

oltre 12 anni fa | 0

Domanda


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 |...

oltre 12 anni fa | 2 risposte | 0

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Domanda


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) ...

oltre 12 anni fa | 1 risposta | 0

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Domanda


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...

oltre 12 anni fa | 1 risposta | 0

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Domanda


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...

oltre 12 anni fa | 1 risposta | 0

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