DIFFERENTIAL EQUATIONS-NEXTGEN WILEYPLUS
3rd Edition
ISBN: 9781119764564
Author: BRANNAN
Publisher: WILEY
expand_more
expand_more
format_list_bulleted
Videos
Textbook Question
Chapter 7.4, Problem 7P
a) Find the ratio of the amplitudes of the oscillations of the prey and predator populations about the critical point
b) Evaluate the ratio found in part (a) for the system
c) Estimate the amplitude ratio for the solution of the nonlinear system
d) Determine the prey-predator amplitude ratio for othersolutions of the system
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
the answer for a should be cx^2+2
please give as much info as possible to the answer
a) Suppose you are given model with two explanatory variables such that:
Y₁ = a + B₁x₁i + B₂x₂₁x + u₁, i = 1,2,...n
Using partial differentiation derive expressions for the expressions for the intercept and slope
coefficients for the model above.
Assume that
dx1/dt= x1(2-x1)-x1x2
dx2/dt= x1x2-x2
a) Graph the zero isoclines.
b) Show that (1, 1) is an equilibrium, and use the graphical approach to determine its stability.
Chapter 7 Solutions
DIFFERENTIAL EQUATIONS-NEXTGEN WILEYPLUS
Ch. 7.1 - For each of the systems in Problems 1 through 18:...Ch. 7.1 - For each of the systems in Problems 1 through 18:...Ch. 7.1 - For each of the systems in Problems 1 through 18:...Ch. 7.1 - For each of the systems in Problemsthrough:
Find...Ch. 7.1 - For each of the systems in Problems 1 through 18:...Ch. 7.1 - For each of the systems in Problems 1 through 18:...Ch. 7.1 - For each of the systems in Problemsthrough:
Find...Ch. 7.1 - For each of the systems in Problems 1 through 18:...Ch. 7.1 - For each of the systems in Problemsthrough:
Find...Ch. 7.1 - For each of the systems in Problems 1 through 18:...
Ch. 7.1 - For each of the systems in Problems 1 through 18:...Ch. 7.1 - For each of the systems in Problems 1 through 18:...Ch. 7.1 - For each of the systems in Problems 1 through 18:...Ch. 7.1 - For each of the systems in Problems 1 through 18:...Ch. 7.1 - For each of the systems in Problemsthrough:
Find...Ch. 7.1 - For each of the systems in Problems 1 through 18:...Ch. 7.1 - For each of the systems in Problems 1 through 18:...Ch. 7.1 - For each of the systems in Problemsthrough:
Find...Ch. 7.1 -
Consider the equations of motion of an undamped...Ch. 7.1 - The motion of a certain undamped pendulum is...Ch. 7.1 - Consider the pendulum equations dxdt=y,dydt=6sinx....Ch. 7.1 - Prob. 22PCh. 7.1 - Given that x=(t),y=(t) is a solution of the...Ch. 7.1 - Prove that, for the system...Ch. 7.1 - Prove that if a trajectory starts at a noncritical...Ch. 7.1 - Assuming that the trajectory corresponding to a...Ch. 7.2 - In each of Problems 1 through 20: (a) Determine...Ch. 7.2 - In each of Problems through
Determine all...Ch. 7.2 - In each of Problems 1 through 20: (a) Determine...Ch. 7.2 - In each of Problems 1 through 20: (a) Determine...Ch. 7.2 - In each of Problems through
Determine all...Ch. 7.2 - In each of Problems 1 through 20: (a) Determine...Ch. 7.2 - In each of Problems 1 through 20: (a) Determine...Ch. 7.2 - In each of Problems 1 through 20: (a) Determine...Ch. 7.2 - In each of Problems through
Determine all...Ch. 7.2 - In each of Problems through
Determine all...Ch. 7.2 - In each of Problems through
Determine all...Ch. 7.2 - In each of Problems 1 through 20: (a) Determine...Ch. 7.2 - In each of Problems through
Determine all...Ch. 7.2 - In each of Problems through
Determine all...Ch. 7.2 - In each of Problems 1 through 20: (a) Determine...Ch. 7.2 - In each of Problems 1 through 20: (a) Determine...Ch. 7.2 - In each of Problems 1 through 20: (a) Determine...Ch. 7.2 - In each of Problems 1 through 20: (a) Determine...Ch. 7.2 - In each of Problems 1 through 20: (a) Determine...Ch. 7.2 - In each of Problems through
Determine all...Ch. 7.2 - Consider the autonomous system dxdt=y,dydt=x+2x3....Ch. 7.2 - Consider the autonomous system
...Ch. 7.2 - The equations of motion of a certain nonlinear...Ch. 7.2 - Theorem 7.2.2 provides no information about the...Ch. 7.2 - In this problem, we show how small changes in the...Ch. 7.2 - In this problem, we show how small changes in the...Ch. 7.2 - A generalization of the damped pendulum equation...Ch. 7.3 - Each of Problems 1 through 6 can be interpreted as...Ch. 7.3 - Each of Problems 1 through 6 can be interpreted as...Ch. 7.3 - Each of Problems 1 through 6 can be interpreted as...Ch. 7.3 - Each of Problems 1 through 6 can be interpreted as...Ch. 7.3 - Each of Problems 1 through 6 can be interpreted as...Ch. 7.3 - Each of Problems 1 through 6 can be interpreted as...Ch. 7.3 - Show that (1X+2Y)24(1212)XY=(1X2Y)2+412XY. Hence...Ch. 7.3 - Consider the system (2) in the text, and assume...Ch. 7.3 - Consider the system (3) in Example 1 of the text....Ch. 7.3 - The system x=yy=yx(x0.15)(x3) Results from an...Ch. 7.3 - Bifurcation points. Consider the system...Ch. 7.3 - Bifurcation points. Consider the system
Where is...Ch. 7.3 - Bifurcation points. Consider the system
Where is...Ch. 7.3 - Bifurcation points. Consider the system
Where is...Ch. 7.3 - In each of Problem 15 and 16: a) Find the critical...Ch. 7.3 - In each of Problem 15 and 16:
Find the critical...Ch. 7.3 - Suppose that a certain pair of competing species...Ch. 7.4 - Each of Problems 1 through 5 can be interpreted as...Ch. 7.4 - Each of Problems 1 through 5 can be interpreted as...Ch. 7.4 - Each of Problems 1 through 5 can be interpreted as...Ch. 7.4 - Each of Problems 1 through 5 can be interpreted as...Ch. 7.4 - Each of Problems 1 through 5 can be interpreted as...Ch. 7.4 - In this problem, we examine the phase difference...Ch. 7.4 - a) Find the ratio of the amplitudes of the...Ch. 7.4 -
Find the period of the oscillations of the prey...Ch. 7.4 - Consider the system
Where and are positive...Ch. 7.4 - The average size of the prey and predator...Ch. 7.4 - In Problems 11 and 12, we consider the effect of...Ch. 7.4 - In Problems 11 and 12, we consider the effect of...Ch. 7.4 - In the Lotka-Volterra equations, the interaction...Ch. 7.4 - Harvesting in a Predator-Prey Relationship. In a...Ch. 7.4 - Harvesting in a Predator-Prey Relationship. In a...Ch. 7.4 - Harvesting in a Predator-Prey Relationship. In a...Ch. 7.5 - In each of Problems through , an autonomous...Ch. 7.5 - In each of Problems 1 through 6, an autonomous...Ch. 7.5 - In each of Problems 1 through 6, an autonomous...Ch. 7.5 - In each of Problems 1 through 6, an autonomous...Ch. 7.5 - In each of Problems through , an autonomous...Ch. 7.5 - In each of Problems 1 through 6, an autonomous...Ch. 7.5 - If x=rcos,y=rsin, show that...Ch. 7.5 - (a) Show that the system has periodic solutions...Ch. 7.5 - Determine the periodic solutions, if any, of the...Ch. 7.5 - Using Theorem, show that the linear autonomous...Ch. 7.5 - In each of Problems 11 and 12, show that the given...Ch. 7.5 - In each of Problems and , show that the given...Ch. 7.5 - Prob. 13PCh. 7.5 -
By examining the graphs of vs. in Figures , , ...Ch. 7.5 - The equation u(113u2)u+u=0 Is often called the...Ch. 7.5 - Consider the system of equations...Ch. 7.5 - Consider the van der Pol system x=y,y=x+(1x2)y,...Ch. 7.5 - Problems 18 and 19 extend the consideration of the...Ch. 7.5 - Problems 18 and 19 extend the consideration of the...Ch. 7.5 - There are certain chemical reactions in which the...Ch. 7.5 - The system
Is a special case of the...Ch. 7.6 - Problems through ask you to fill in some of the...Ch. 7.6 - Problems through ask you to fill in some of the...Ch. 7.6 -
Ch. 7.6 - Consider the ellipsoid
.
Calculate
along...Ch. 7.6 - In each of Problems 5 through 7, carry out the...Ch. 7.6 - In each of Problems 5 through 7, carry out the...Ch. 7.6 - In each of Problems 5 through 7, carry out the...Ch. 7.6 - For certain intervals, or windows, the Lorenz...Ch. 7.6 - Now consider values of r slightly larger than...Ch. 7.P1 - Assume that , that is, the total size of the...Ch. 7.P1 - The triangular region in the SI-plane is depicted...Ch. 7.P1 - If epidemics are identified with solution...Ch. 7.P1 - Find an equation of the form satisfied by the...Ch. 7.P1 - In the SIR system (1), describe qualitatively the...Ch. 7.P1 - Vaccinated individual are protected from acquiring...Ch. 7.P1 - Use the equation to reduce the SIRS model (3) to...Ch. 7.P2 - Consider again the system
(i)
Which...Ch. 7.P2 - Consider the system dxdt=x(1xy),dydt=y(0.80.6yx),...Ch. 7.P2 - Consider the system (i) in Problem 1, and assume...Ch. 7.P2 - Aconstant-yield model, applied to species x,...Ch. 7.P3 - a) Show that there are no critical points when...Ch. 7.P3 - a) Let c=1.3. Find the critical points and the...Ch. 7.P3 - The limit cycle found in Problem 2 comes into...Ch. 7.P3 -
Let. Find the critical points and the...Ch. 7.P3 -
Let. Find the critical points and the...
Additional Math Textbook Solutions
Find more solutions based on key concepts
In Exercises 1–36, (a) find the series’ radius and interval of convergence. For what values of x does the serie...
University Calculus: Early Transcendentals (4th Edition)
Solve each formula for the given letter . [2.3] What percent of 60 is 42? [2.4]
Elementary and Intermediate Algebra: Concepts and Applications (7th Edition)
Assessment 1-1A The following is a magic square all rows, columns, and diagonals sum to the same number. Find t...
A Problem Solving Approach To Mathematics For Elementary School Teachers (13th Edition)
2. Source of Data In conducting a statistical study, why is it important to consider the source of the data?
Elementary Statistics
Student Ages The mean age of all 2550 students at a small college is 22.8 years with a standard deviation is 3....
Introductory Statistics
12. Designing Manholes According to the website www.torchmate.com, “manhole covers must be a minimum of 22 in. ...
Elementary Statistics (13th Edition)
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, subject and related others by exploring similar questions and additional content below.Similar questions
- nt) Consider the discrete-time dynamical system x+1 = 0.57x, +0. What is the equilibrium for this system? What is the updating function rule f(x)? What is the derivative of the updating function? Is the equilibrium stable, unstable, or neither? 1.4arrow_forwardPlease solve the screenshot. In particular, please explain the steps. Thank you!arrow_forwardnt) Consider the discrete-time dynamical system x+1 = 4x,(1-x₂). 3 If x₁ = ³, X₁+1 Is x₂ = an equilibrium for this system? X₁ 4 Write the updating function rule as f(x) = 4x(1-x). Compute the derivative: f'(x) = Evaluate the derivative at the equilibrium: Is the equilibruim stable, unstable or neither?arrow_forward
- Please find all the equilibrium points of the autonomous system. Please show work clearly I have trouble reading jumbled numbers. Thank you.arrow_forwardA plant produces and sells semiconductor devices. The cost per one unit (also known as the unit cost) depends on the volume of production and includes a fixed part 1000 ($/device) and a variable part 2n ($/device), where n is the number of units produced per month. The price of the device, in turn, depends on the volume of production according to the law p(n)=10000−n ($/device). Determine at what volume of production the profit will be highest?arrow_forwardA household of two people has a home environment of quality u(x, y). if the younger person contributes x hours daily to household chores and the older person contributes y hours daily.a) How many first order partial derivatives does the function u have? What are they? b) Choose one of these and explain in words what it describes,in terms of home environment and hours spent on chores.c) What is the likely sign of the partial derivative you chose?Explain why.d) If the household expects guests, they would like to present them with a home environment of quality 10 during their stay. Relatethis desire to the concept of a level curve. Do you expect the level curve to be increasing or decreasing, and why?arrow_forward
- Find the location and type of all critical points by first converting the ODE to a system and then lin- earizing it. y"+y4y² = 0arrow_forwardA golfer is videotaped and then has her swing displayed on a computer monitor so that it can be analyzed. Give the coordinates of the points that are highlighted in red. (Each block represents one unit.) (x, y) = ( (х, у) %3D ( (x, y) = ( ) (smallest x-value) ) ) (largest x-value)arrow_forwardThe function y1=ln x is a solution of xy''+y'=0 A) Find a second solution y2 on the interval (0,infinity) B) Verify that y1 and y2 solve the equation. C) Show that each solution is linearly independent.arrow_forward
- Q4/ In a mass-spring-damper system, the acceleration x₁ (m/s²), velocity x₂ (m/s) and displacement X3 (m) are related by the following simultaneous equations: 1.4x + 2.8x₂ + 2.8x3 = 5.6 4.2x₁1.4x2 + 5.6x3 = 35.0 4.2x₁ +2.8x21.4x3 = -5.6 Use the suitable method to determine the acceleration, velocity and displacement for the system correct to 3 decimal places. 9621arrow_forwardThe cubic function y = ax3 + bx² + cx + d pass through (0, -6), (1, -2) and tangent to the line 3x – y = 6 at (2, 0). What is the equation of the cubic which satisfies the given conditions? Select the correct response: O y = 6x3 – x² + 4x – 7 у %3D 4х3 — 7х2 + х — 6 - y = 4x³ + 7x2 – 6x + 1 y = x3 – 4x2 + 7x – 6 |arrow_forwardWhat is the stability of equilibrium points of A and B? Is the energy of B higher than A?arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Discrete Mathematics and Its Applications ( 8th I...MathISBN:9781259676512Author:Kenneth H RosenPublisher:McGraw-Hill Education
Mathematics for Elementary Teachers with Activiti...MathISBN:9780134392790Author:Beckmann, SybillaPublisher:PEARSON
Thinking Mathematically (7th Edition)MathISBN:9780134683713Author:Robert F. BlitzerPublisher:PEARSON
Discrete Mathematics With ApplicationsMathISBN:9781337694193Author:EPP, Susanna S.Publisher:Cengage Learning,
Pathways To Math Literacy (looseleaf)MathISBN:9781259985607Author:David Sobecki Professor, Brian A. MercerPublisher:McGraw-Hill Education
Discrete Mathematics and Its Applications ( 8th I...
Math
ISBN:9781259676512
Author:Kenneth H Rosen
Publisher:McGraw-Hill Education
Mathematics for Elementary Teachers with Activiti...
Math
ISBN:9780134392790
Author:Beckmann, Sybilla
Publisher:PEARSON
Thinking Mathematically (7th Edition)
Math
ISBN:9780134683713
Author:Robert F. Blitzer
Publisher:PEARSON
Discrete Mathematics With Applications
Math
ISBN:9781337694193
Author:EPP, Susanna S.
Publisher:Cengage Learning,
Pathways To Math Literacy (looseleaf)
Math
ISBN:9781259985607
Author:David Sobecki Professor, Brian A. Mercer
Publisher:McGraw-Hill Education
UG/ linear equation in linear algebra; Author: The Gate Academy;https://www.youtube.com/watch?v=aN5ezoOXX5A;License: Standard YouTube License, CC-BY
System of Linear Equations-I; Author: IIT Roorkee July 2018;https://www.youtube.com/watch?v=HOXWRNuH3BE;License: Standard YouTube License, CC-BY