FIC MATLAB 2017-2/Aula-2

%-- 12-09-2017 19:04:51 --%
clc
1/3
format long
1/3
% Formatos de exibição
pi
format
pi
format short e
1024
edit
102400
102400.0
format short e
102400.0
10240000
pi
1000000
1000000/1
1000000/1.0
pi*10000000
f1e6
1e6
1e8
1e9
pi
3
pi
format long e
pi
10^8
1e8
10e8
format bank
1/3
3.699
format +
1232
-432
0
-432
format rat
1/3
pi
inf
nan
1/3 + 1/2
format compact
format
pi
format compact
pi
format compact long
format long compact
doc format
format compact
format long
pi
format
pi
format loose
pi
% Definição de vetores
x = [1 2 3 4]
x = [1 2 3 4];
x = [1 2 3 4 5 6 7 8 9 10];
x = [1 2 3 4]
x = [1, 2, 3, 4]
y = [5; 6; 7; 8]
% Definição de matrizes
z = [1 2 3; 4 5 6; 7 8 9]
z = [1 2 3; 4 5 6; 7 8 9;]
z = [1 2 3
4 5 6
7 8 9]
size(z)
size(x)
size(y)
length(x)
length(y)
length y
doc save
w = [1 2 3 4; 5 6 7 8; 9 10 11 12]
size(w)
length(w)
length(w')
% Arranjo de vetores
x = 1:4
x = 1:4.5
x = 1:0.5:4.5
x = 1:0.0000001:4.5
x = 1:0.0000001:4.5;
size(x)
y = 1:3:20
z = linspace(1,20,7)
r = logspace(1,6,7)
format long
r = logspace(1,6,7)
r = logspace(1,4,7)
r = logspace(1,3,7)
r = logspace(0.1,1,7)
% Exercícios
a1 = linspace(5,28,100)
format short
a1 = linspace(5,28,100)
a1 = linspace(5,28,100);
a2 = 5:(28-5)/100:28;
a2 = 5:(28-5)/100-1:28;
a2 = 5:(28-5)/(100-1):28;
edit exercicio1.m
exercicio1
b1
exercicio1
linspace(100,12,100)
100:-0.2:12
% Matrizes eye, zeros e ones
eye(1)
eye(2)
eye(3)
eye(3,4)
zeros(1)
zeros(2)
zeros(3)
zeros(3,2)
zeros(3,4,2)
ones(1)
ones(2)
ones(3)
ones(3)*2
ones(3,5)*2
A = [1 2 3 4; 5 6 7 14]
zeros(size(A))
zeros(length(A))
length(A)
x = [1 2 3 4]
x
x.'
A.'
A
B = [1 2 3 4; 5 6 7 8; 9 99 999 9999]
B.'
% Transposta e hermitiana
B.'
B'
1j
c = [1+1j; 3-2*1j; 4-1j]
c.'
c'
transpdemo
doc transpdemo