Engineering Matlab Problem Solving phần 4 pptx
Engineering Matlab Problem Solving phần 4 pptx
... 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5
−2
0
2
4
6
8
10
12
Multiple Axis Plot
x
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5
−10
0
10
20
30
40
50
60
Figure 5.3: Plot with two polynomial curves, ... is used to separate rows.
>>f=[123 ;45 6]
f=
123
45 6
>>g=f’
g=
14
25
36
>>h=[123
45 6
789]
h=
123
45 6
789
88
>> F = 3.0.^A
F=
9 243 729
Array-array mathematics on other than ......
Engineering Matlab Problem Solving phần 2 pptx
... the Matlab search path
3ifrqroot is a MEX-file in the Matlab search path
4ifrqroot is a MDL-file in the Matlab search path
5ifrqroot is a built-in Matlab function
6ifrqroot is a P-file in the Matlab ... 10
−n
.For
example, assuming that the Matlab value of π is correct, the error associated with rounding to 4
decimal places is:
>> E = pi - 3. 141 6
E=
35
-7. 346 4e-006
This e...
Engineering Matlab Problem Solving phần 1 doc
... basic Matlab command is the mathematical expression, which has the following prop-
erties:
15
Contents
1 Engineering Problem Solving 1
1.1 Problem- SolvingProcess 1
1.2 ProblemSolvingExample 4
1.3 ... together. For example:
>>3+5+2
ans =
10
>> 4* 22 + 6 *48 + 2*82
ans =
540
>> ;4* 4 *4
ans =
64
Instead of repeating the multiplication, the Matlab exponentiat...
Engineering Matlab Problem Solving phần 3 docx
... number. This represents the
77
0. 643 5
>> argz4 = angle(z4)
argz4 =
1.1071
>> argz1 = angle(z1)
argz1 =
0 .46 36
>> ang_test = argz4 - argz2
ang_test =
0 .46 36
Algebraic Rules
The algebraic ... existing plot:
74
>> magz4 = abs(z4)
magz4 =
2.7951
>> mag_test = magz1 * magz2
mag_test =
2.7951
>> angz1 = angle(z1)
angz1 =
0 .46 36
>> angz2 = angle(z2...
Engineering Matlab Problem Solving phần 5 pdf
... length(b)-length(a)+1.
Example:
H(s)=
s
3
+2s − 4
s
2
+4s − 2
>> b = [1 0 2 -4] ;
>> a = [1 4 -2];
>> [c,r,q] = residue(b,a)
c=
20.6 145
-0.6 145
r=
-4. 449 5
0 .44 95
q=
1 -4
H(s)=s − 4+
20.6 145
s +4. 449 5
−
0.6 145
s − 0 .44 95
Recovering ... process. Using a Matlab
script:
>>a=[1-30-12];
>>b= [4- 25-16];
>> c = conv(a,b)
c=
4 - 14 11 -...
Engineering Matlab Problem Solving phần 7 docx
... B=8-A
A=
12 345 6789
B=
76 543 210-1
>> tf1 = A < =4
tf1 =
111100000
>>tf2=A>B
tf2 =
000011111
>> tf3 = (A==B)
tf3 =
000100000
>> tf4 = B-(A>2)
tf4 =
7 643 210-1-2
• ... A=1:9
A=
12 345 6789
>> tf1 = A> ;4
tf1 =
000011111
>> tf2 = ~(A> ;4)
tf2 =
111100000
>> tf3 = (A>2)&(A<6)
tf3 =
001110000
>> tf4 = xor((A>2),(A<...
Engineering Matlab Problem Solving phần 8 ppsx
... C=
0.76 54 1. 847 8
Wind drift velocity vector:
W=
-0.5000 0
True velocity vector:
T=
14. 4075 -12.2 944
Ship speed (knots):
speed =
18. 940 1
Ship course (degrees)
course =
319.5 248
9.2 Matrices
A ... are shown in Figure 8 .4.
2000 40 00 6000 8000 10000 12000
−1
−0.5
0
0.5
1
Data sequence of spoken digit
Index
−0.5 −0 .4 −0.3 −0.2 −0.1 0 0.1 0.2 0.3 0 .4 0.5
0
1000
2000
3000
40 00...
Engineering Matlab Problem Solving phần 9 pot
... following table:
Time (s) Accel (m/s
2
)
00
12
24
37
41 1
517
6 24
732
841
948
10 51
A script to estimate the velocity:
t = [0:10];
a = [0,2 ,4, 7,11,17, 24, 32 ,41 ,48 ,51];
v = cumtrapz(t,a);
disp([’ time accel ... the humps function again:
>> quad(’humps’,-1,2)
ans =
26. 344 97558 341 242
>> quad8(’humps’,-1,2)
ans =
26. 344 960 246 319 24
Here the quad solution achie...
Engineering Matlab Problem Solving phần 10 ppsx
... -5/2/pi*3^(1/3)*(pi^2)^(1/3)-5/2*i*3^(5/6)/pi*(pi^2)^(1/3)]
>> Rmins = double(Rmins)
Rmin =
4. 9237
-2 .46 19+ 4. 2 641 i
-2 .46 19- 4. 2 641 i
>> Rmin = Rmins(1)
Rmin =
4. 9237
2 64
>> E = z*cos(theta) - x;
>> theta = solve(E,theta)
theta ... x
k
231
>> dec2bin(bitor(a,b) ,4)
ans =
1110
>> dec2bin(bitxor(a,b) ,4)
ans =
1100
>> dec2bin(bitcmp(a...
environmental engineering dictionary and directory phần 4 pptx
... See “hydraulic residence time (HRT).”
HRUP High-risk urban problem.
HSC™ High pressure centrifugal pump for reverse osmosis by Pump Engineering,
Inc.
HSDB Hazardous Substance Database.
HSL Hazardous ... Brackett Former parent company of Brackett Geiger.
Hazardous and Solid Waste Amendments (HSWA) The 19 84 amendments to
RCRA regulating underground tank storage and land disposal of certai...