matlab-basic-functions-reference.pdf
Create vector of n equally spaced values logspace(ab
matlab basic functions reference
APUNTES MATLAB
logspace - Logarithmically spaced vector. freqspace - Frequency spacing for frequency response. meshgrid - X and Y arrays for 3-D plots.
APUNTES MATLAB
MATLAB Commands and Functions
Matrix Commands for Solving Linear Equations / 6 Lists all MATLAB files in the current directory. wklread ... Creates logarithmically spaced vector.
MatlabCommands
MATLAB® Basic Functions Reference
mathworks.com/help/matlab. MATLAB® Basic Functions Reference Defining and Changing Array Variables ... Create vector of n logarithmically spaced.
matlab basic functions reference
INTRODUCTION TO MATLAB FOR ENGINEERING STUDENTS
4 Introduction to programming in MATLAB log10(x) Common logarithm conj(x) ... generates a row vector y of 100 points linearly spaced between and ...
introduction to matlab
PROGRAMACI´ON EN MATLAB
3 oct de 2014 vamente la estructura de datos central de MATLAB: el array. ... cuada para introducir el vector—también es capaz de leer matrices.
apuntesMATLAB
Untitled
Matlab. • Cosa è Matlab. • L'ambiente a riga di comando Information about MATLAB and The MathWorks. ... Logarithmically spaced vector.
Matlab.Introduzione
matlab-help-text asec acsc cot acot exp log logic sqrt abs angle conj
Logarithmically spaced vector. meshgrid. - X and Y arrays for 3-D plots. : - Regularly spaced vector and index into matrix. Basic array information.
Matlab help text
Matlab Sheet 2 Arrays
Matlab Sheet 2 Solution. Matlab Sheet 2. Arrays. 1. a. Create the vector x having 50 logarithmically spaced values starting at. 10 and ending at 1000.
Matlab Sheet solution
Programing the Finite Element Method with Matlab
3 oct de 2002 following Matlab code which sets the row and column of a matrix A to zero ... Logarithmically spaced vector. meshgrid.
matlab fem
Matlab Sheet 2
Arrays
1. a. Create the vector x having 50 logarithmically spaced values starting at
10 and ending at 1000.
b. Create the vector x having 20 logarithmically spaced values starting at10 and ending at 1000.
The m-file:
x1=logspace(1,3) x2=logspace(1,3,20)2. Create a row vector that has the following elements: 8, 10/4, 12ൈ1.4, 51,
tan 85°,ξʹ , and 0.15.The m-file:
row=[8 10/4 12*1.4 51 tand(85) sqrt(26) 0.15]In Command Window:
row =8 2.5 16.8 51 11.43 5.099 0.15
3. Create a row vector in which the first element is 1 and the last element is 43,
The m-file:
row=1:6:43In Command Window:
row =1 7 13 19 25 31 37 43
Faculty of Engineering Spring 2017 Mechanical Engineering Department Dr./ Ahmed Nagib Elmekawy 2 of 32 Matlab Sheet 2 Solution4. Use a single command to create a row vector (assign it to a variable named b)
with 11 elements, such that b = 0 2 4 6 8 10 12 9 6 3 0Do not type the vector explicitly.
The m-file:
b=[0:2:12 9:-3:0]In Command Window:
b =0 2 4 6 8 10 12 9 6 3 0
5. Create two row vectors: a=2:3:17 and b=3:4:15. Then, by only using the name
of the vectors (a and b), create a row vector c that is made from the elements of a followed by the elements of b.The m-file:
a=2:3:17; b=3:4:15; c=[a,b]In Command Window:
c =2 5 8 11 14 17 3 7 11 15
name of the vectors (a and b), create a column vector c that is made from the elements of a followed by the elements of b.The m-file:
a=[2:3:17]'; b=[3:4:15]'; c=[a;b]In Command Window:
c = 2 5 8 11 Faculty of Engineering Spring 2017 Mechanical Engineering Department Dr./ Ahmed Nagib Elmekawy 3 of 32 Matlab Sheet 2 Solution 14 17 3 7 11 157. A Type this matrix in MATLAB and use MATLAB to carry out the following
Instructions:
a. Create a vector v consisting of the elements in the second column of A. b. Create a vector w consisting of the elements in the second row of A.The m-file:
A = [3,7,-4,12;-5,9,10,2;6,13,8,11;15,5,4,1];
v = A(:,2) w = A(2,:)In Command Window:
v = 7 9 13 5 w = -5 9 10 2 Faculty of Engineering Spring 2017 Mechanical Engineering Department Dr./ Ahmed Nagib Elmekawy 4 of 32 Matlab Sheet 2 Solution8. Create the following matrix by using vector notation for creating vectors with
constant spacing and/or the linspace command. Do not type individual elements explicitly.The m-file:
A=[130:-20:10; linspace(1,12,7); 12:10:72]
In Command Window:
A= A =130 110 90 70 50 30 10
1. 2.8333 4.6667 6.5000 8.3333 10.1667 12.0000
12 22 32 42 52 62 72
9. Create the following matrix by typing one command. Do not type individual
elements explicitly.The m-file:
%alternative C = [linspace(7,7,5); linspace(7,7,5)]C=7*ones(2,5)
In Command Window:
C =7 7 7 7 7
7 7 7 7 7
Faculty of Engineering Spring 2017 Mechanical Engineering Department Dr./ Ahmed Nagib Elmekawy 5 of 32 Matlab Sheet 2 Solution10. Create the following matrix by typing one command. Do not type individual
elements explicitly.The m-file:
D=[zeros(3,4) [8:-1:6]']
In Command Window:
D =0 0 0 0 8
0 0 0 0 7
0 0 0 0 6
11. Create the following matrix by typing one command. Do not type individual
elements explicitly.The m-file:
Faculty of Engineering Spring 2017 Mechanical Engineering Department Dr./ Ahmed Nagib Elmekawy 1 of 32 Matlab Sheet 2 SolutionMatlab Sheet 2
Arrays
1. a. Create the vector x having 50 logarithmically spaced values starting at
10 and ending at 1000.
b. Create the vector x having 20 logarithmically spaced values starting at10 and ending at 1000.
The m-file:
x1=logspace(1,3) x2=logspace(1,3,20)2. Create a row vector that has the following elements: 8, 10/4, 12ൈ1.4, 51,
tan 85°,ξʹ , and 0.15.The m-file:
row=[8 10/4 12*1.4 51 tand(85) sqrt(26) 0.15]In Command Window:
row =8 2.5 16.8 51 11.43 5.099 0.15
3. Create a row vector in which the first element is 1 and the last element is 43,
The m-file:
row=1:6:43In Command Window:
row =1 7 13 19 25 31 37 43
Faculty of Engineering Spring 2017 Mechanical Engineering Department Dr./ Ahmed Nagib Elmekawy 2 of 32 Matlab Sheet 2 Solution4. Use a single command to create a row vector (assign it to a variable named b)
with 11 elements, such that b = 0 2 4 6 8 10 12 9 6 3 0Do not type the vector explicitly.
The m-file:
b=[0:2:12 9:-3:0]In Command Window:
b =0 2 4 6 8 10 12 9 6 3 0
5. Create two row vectors: a=2:3:17 and b=3:4:15. Then, by only using the name
of the vectors (a and b), create a row vector c that is made from the elements of a followed by the elements of b.The m-file:
a=2:3:17; b=3:4:15; c=[a,b]In Command Window:
c =2 5 8 11 14 17 3 7 11 15
name of the vectors (a and b), create a column vector c that is made from the elements of a followed by the elements of b.The m-file:
a=[2:3:17]'; b=[3:4:15]'; c=[a;b]In Command Window:
c = 2 5 8 11 Faculty of Engineering Spring 2017 Mechanical Engineering Department Dr./ Ahmed Nagib Elmekawy 3 of 32 Matlab Sheet 2 Solution 14 17 3 7 11 157. A Type this matrix in MATLAB and use MATLAB to carry out the following
Instructions:
a. Create a vector v consisting of the elements in the second column of A. b. Create a vector w consisting of the elements in the second row of A.The m-file:
A = [3,7,-4,12;-5,9,10,2;6,13,8,11;15,5,4,1];
v = A(:,2) w = A(2,:)In Command Window:
v = 7 9 13 5 w = -5 9 10 2 Faculty of Engineering Spring 2017 Mechanical Engineering Department Dr./ Ahmed Nagib Elmekawy 4 of 32 Matlab Sheet 2 Solution8. Create the following matrix by using vector notation for creating vectors with
constant spacing and/or the linspace command. Do not type individual elements explicitly.The m-file:
A=[130:-20:10; linspace(1,12,7); 12:10:72]
In Command Window:
A= A =130 110 90 70 50 30 10
1. 2.8333 4.6667 6.5000 8.3333 10.1667 12.0000
12 22 32 42 52 62 72
9. Create the following matrix by typing one command. Do not type individual
elements explicitly.The m-file:
%alternative C = [linspace(7,7,5); linspace(7,7,5)]C=7*ones(2,5)
In Command Window:
C =7 7 7 7 7
7 7 7 7 7
Faculty of Engineering Spring 2017 Mechanical Engineering Department Dr./ Ahmed Nagib Elmekawy 5 of 32 Matlab Sheet 2 Solution10. Create the following matrix by typing one command. Do not type individual
elements explicitly.The m-file:
D=[zeros(3,4) [8:-1:6]']
In Command Window:
D =0 0 0 0 8
0 0 0 0 7
0 0 0 0 6
11. Create the following matrix by typing one command. Do not type individual
elements explicitly.The m-file:
- logarithmically spaced vector matlab
- log spaced vector matlab