University of Washington
AMATH 301A Winter 2015
Instructor: Dr. King-Fai Li
Quiz 4
Due: Friday Mar 6, 2015
Students Name: _
Students ID#: _
Students NetID: _
Box your final answers
Show your steps for partial credits
This is an open-book quiz.
Only hand
University of Washington
AMATH 301A Winter 2015
Instructor: Dr. King-Fai Li
Quiz 2
Due: Friday Feb 6, 2015
Students Name: _
Students ID#: _
Students NetID: _
Box your final answers
Show your steps for partial credits
Problem 1: The numbers of cloudy days
University of Washington
AMATH 301A Winter 2015
Instructor: Dr. King-Fai Li
Quiz 1
Due: Friday Jan 23, 2015
Students Name: _
Students ID#: _
Students NetID: _
Box your final answers
Show your steps for partial credits
Problem 1. Let A be a 4060 matrix. In
AMATH 301
Homework 3, Spring 2012
DUE: Thursday May 3 2012 23:59:59
Download and Dont Upload: x.txt, y.txt
Upload: Your script file (Dont forget to set it as the main file in Scorelator.), and any additional
function files you may have used.
1
Matrix Oper
University of Washington
AMATH 301A Winter 2015
Instructor: Dr. King-Fai Li
Quiz 3
Due: Friday Feb 20, 2015
Students Name: _
Students ID#: _
Students NetID: _
Box your final answers
Show your steps for partial credits
Problem 1: Given x=[x1,x2,x3], y=[y1,
AMATH 301 - Fall 2016
Homework 8
Due 4:30pm
Wednesday, 30 November, 2016
Exercise 1: A Chaotic ODE
The following three-dimensional autonomous chaotic ODE was proposed and
analyzed in a recent paper, Analysis of a novel three-dimensional
chaotic system (Li
University of Washington
AMATH 301 Winter 2016
Instructor: Dr. King-Fai Li
Homework 1
Due: Friday Jan 15, 2016, 5 pm
Additional assignment: Watch Supplemental Video Lectures
Dot-times & Element-wise operations
A Bit About Your Computer #1 and #2
Functi
Math 308 A
Final Exam
Print Your Name
Winter 2010
Student ID #
Problem
Total Points
1
9
2
12
3
11
4
9
5
11
6
14
7
9
Total
75
Score
Directions
Please check that your exam contains a total of 9 pages.
Write complete solutions or you may not receive credit
University of Washington
AMATH 301 Winter 2015
Instructor: Dr. King-Fai Li
Sample Quiz
Wednesday Jan 21, 2015
Students Name: _
Students ID#: _
Students NetID: _
Box your final answers
Show your steps for partial credits
Problem 1. Given x and y are n1 vec
University of Washington
AMATH 301 Winter 2015
Instructor: Dr. King-Fai Li
Homework 2
Due: Friday Jan 30, 2015, 5 pm
Note: Matlab will generate some warning messages in the log file for this homework. Scorelator
will run as long as the log file is small.
AMATH 301 Fali 2010
flomework set 4
Submission open until 23:59:59 Wednesday November LTr 2OlO
I
Consider the following veiocity data at specific times:
t : (0,L,2,3,4,5,6,7,8,9,
u(t):
10, 11, L2,73,14,15, 16, 17, 18,
19,20,21,22)
(15,17,18,13,15,19,27,20
AMATH 301 Fall 2010
Practice Midterm 2 Test
MATLAB COMMANDS YOU MAY NEED
polyfit: POLYFIT Fit polynomial to data. POLYFIT(X,Y,N) finds the coefficients of a
polynomial P(X) of degree N that fits the data, P(X(I) =Y(I), in a least-squares sense.
polyval: P
AMATH 301 Winter 2015
Sample Final Quiz
Your initials: _
University of Washington
2015 AMATH 310 Winter Term
Final Quiz
Sample Questions
Instructor: Dr. King-Fai Li
40 minutes
Full Marks
1
5
2
Time:
Problems
5
Name:
_
3
5
NetID:
_
4
5
Student ID: _
5
5
6
AMATH 301
Homework 3: Winter 2011
DUE: midnight on Sunday, January 30
1. The Fibonacci sequence F0 , F1 , F2 , ., with F0 = 0 and F1 = 1, is dened as
Fk+2 = Fk+1 + Fk
and can be represented as a matrix equation
xk+1 = A xk , where A =
11
10
and xk =
Fk+1
AMATH 301 Fall 2010
Practice Midterm Test
MATLAB COMMANDS YOU MAY NEED
polyfit: POLYFIT Fit polynomial to data. POLYFIT(X,Y,N) finds the coefficients of a
polynomial P(X) of degree N that fits the data, P(X(I) =Y(I), in a least-squares sense.
polyval: POL
University of Washington
AMATH 301 Winter 2015
Instructor: Dr. King-Fai Li
Homework 3
Due: Friday Feb 13, 2015, 5 pm
Problem 1. Protein Productions and Optimization
Multiple units of protein X act together in a multi-unit complex. The benefit is a Hill fu
University of Washington
AMATH 301 Winter 2015
Instructor: Dr. King-Fai Li
Homework 1
Due: Friday Jan 16, 2015, 5 pm
Additional assignment: Watch Supplemental Video Lectures
Dot-times & Element-wise operations
A Bit About Your Computer #1 and #2
Functi
AMATH 301 Name:
Final Exam UW NetID:
December 3, 2014 UW Student ID:
SECTION 1 [25 pts]
ﬂ
Problem 1 [lOpts]: Given f = $2, compute the value of f’(l) using the following difference
schemes with Am 2 1: j-
a) Forward Difference; ,
.l/WW‘TSL K” W \‘f’
t
"E _ AMATH 301
Homework 3: Spring 2011
DUE: Monday, April 25 at 03:00:00 AM
1. The Fibonacci sequence F0} F1, F2? ., with F0 :— 0 and F1 2 1, is deﬁned as
Fk+2 : Fn+1 + FA:
and can be represented as a matrix equation
11 F
xk+1=A-xk, whereA:[1 0] andxk=[
r (j \-
L7 EV ARC) (MW1% (1b gm e
9 .1 u/
) Oh/l \I
At rah/2
Fin: 9W % mbnm diagram)
50' u/L/ 0" ., C(chf77 by
/ 0140212 Mi
an (Own 7/ yr; 90 I
Jan/1
FMJL
f
U/Hh F,-0,5 01 2 flag Swag/L M ick) 0! M;
00:404.; 1.)? 4h; 11. 55 ,jd/td 9L 0,1.sz 5/4/11
' W
Homework 4 - Due on February 24th, 2017 at 23:59 (Seattle
Time)
Recall to include multiple statements save Axx.dat VARIABLE -ascii in your .m code. Upload
only .m file(s). Do not upload .dat files. Remember to end lines of code with ;. You have
exactly 5
Homework 1 - Due on January 13th, 2017 at 23:59 (Seattle
Time)
Recall to include multiple statements save Axx.dat VARIABLE -ascii in your .m code. Upload
only .m file(s). Do not upload .dat files.
Exercise 1
Create the following matrices and vectors
1
A=
Homework 2 - Due on January 27th, 2017 at 23:59 (Seattle
Time)
Recall to include multiple statements save Axx.dat VARIABLE -ascii in your .m code. Upload
only .m file(s). Do not upload .dat files.
Exercise 1
The Rosser matrix is a classic matrix used to t
clear all
close all
% these commands increase the default font and line
% widths on every plot. useful for lecture.
set(0, 'defaultLineLineWidth', 2)
set(0, 'DefaultAxesFontSize', 16)
%
% Polynomial (and other) Fitting
%
x = [1:6]';
y = [16 18 21 17 15 12
AMATH 301 - Fall 2016
Homework 9
Due 4:30pm
Wednesday, 7 December, 2016
Problem 1: The Heat Equation
We spent two weeks studying ordinary differential equations. This included
initial value problems and boundary value problems. We will combine these
both
clear all; close all;
f = @(x,y,z) cos(y)*exp(z) + 10*x;
N = 100;
x = linspace(0,1,N);
y = linspace(0,2*pi,N);
z = linspace(-1,1,N);
f_eval = zeros(N,N,N);
tic
for i = 1:N
for j = 1:N
for k = 1:N
f_eval(i,j,k) = f(x(i),y(j),z(k);
end
end
end
toc
[X,Y,Z] =