QUBES will have scheduled maintenance work beginning on Wednesday, June 26, 2024, 4pm ET/1pm PT. The platform will operate normally for most of the day, except for an extended outage period lasting no more than 4 hours. All running tool sessions will expire during the maintenance window. Please plan accordingly and we do apologize for any inconvenience. close

Text Search:
Applied Filters
    2007-I-Liang_Chern-Mathematical Modeling and Differential Equations
    In this course, I will mainly focus on, but not limited to, two important classes of mathematical models by ordinary differential equations: • population dynamics in biology • dynamics in...
    116

    views

    43

    downloads

    0

    comments

    0

    adaptations

    Teaching the Photoelectric Effect Using an Open-Source Interactive Simulation
    The photoelectric effect is one of the fundamental experiments that established the basis of quantum mechanics. Students studying this experiment in modern physics courses struggle to understand...
    794

    views

    123

    downloads

    0

    comments

    0

    adaptations

    5-090-SolidParticleErosion-ModelingScenario
    By applying Newton's second law, and making a collection of reasonable assumptions, students will derive a system of differential equations that model the path of a rigid particle as it gouges...
    151

    views

    261

    downloads

    0

    comments

    0

    adaptations

    2016-Langtangen-Pedersen - Scaling of Differential Equations
    Nowadays, the greatest practical benefit of scaling is related to running numerical simulations, since scaling greatly simplifies the choice of values for the input data and makes the simulations...
    120

    views

    41

    downloads

    0

    comments

    0

    adaptations

    2015-Peter_Cumber-Waggling pendulums and visualization in mechanics
    This article describes an equation of motion for a waggling pendulum.
    86

    views

    48

    downloads

    0

    comments

    0

    adaptations

    2005-P_Howard-Modeling with ODE
    In these notes we consider three critical aspects in the theory of ordinary differential equations: developing models of physical phenomena, mathematically well-posed, solving ODE numerically .
    88

    views

    31

    downloads

    0

    comments

    0

    adaptations

    2014-Brun-EtAl-An introduction to the mechanics of the lasso
    Here, we study the mechanics of the simplest rope trick, the Flat Loop, in which the rope is driven by the steady circular motion of the roper’s hand in a horizontal plane.
    80

    views

    27

    downloads

    0

    comments

    0

    adaptations

    2009-Peter-Howard-Modeling With ODE
    This is a set of class notes rich in examples and ideas for modeling. There is some MatLab code in support of some of the activities.
    132

    views

    52

    downloads

    0

    comments

    0

    adaptations

    1987-Claude-Marmasse-Studies on differential equations of enzyme kinetics-Biomolecular scheme
    The integral curve is compared with the solutions given by the two classical approximations to the problem: it is shown that the steady-state approximation is to be preferred to the rapid...
    83

    views

    40

    downloads

    0

    comments

    0

    adaptations

    1989-Protopopescu-Santoro-Dockery-Combat modeling with partial differential equations
    We propose an extension of the classical modeling of combat via Lanchester equations to include one-dimensional spatial effects.

    Keywords: combatLanchester

    112

    views

    34

    downloads

    0

    comments

    0

    adaptations

    3-043-BallisticModeling-SpongeDart-ModelingScenario
    The goal of this project is for students to develop, analyze, and compare three different models for the flight of a sponge dart moving under the influences of gravity and air resistance.
    526

    views

    544

    downloads

    0

    comments

    0

    adaptations

    2003-Bohren-Dimensional analysis-falling bodies--fine art of not solving differential equations
    Dimensional analysis is a simple, physically transparent and intuitive method for obtaining approximate solutions to physics problems, especially in mechanics.
    99

    views

    40

    downloads

    0

    comments

    0

    adaptations

    2016-Rob_deBoer-Population Dynamics  A Graphical Approach
    This book is an introduction into modeling population dynamics in ecology. Because there are several good textbooks on this subject, the book needs a novel ecological niche to justify its existence.
    151

    views

    47

    downloads

    0

    comments

    0

    adaptations

    1975-David_Burghes-Population dynamics An introduction to differential equations
    In this paper a number of population models, which lead to differential equations, are derived. First-order variables separable equations are formulated from the Malthusian population model and its...
    163

    views

    64

    downloads

    0

    comments

    0

    adaptations

    2019-Stender_EtAl-Recovery_Of_Differential_Equations_From_Impulse_Response
    In this work, a recent method, which allows reconstructing differential equations from time series data, is extended for higher degrees of automation.
    763

    views

    37

    downloads

    0

    comments

    0

    adaptations

    2014-XM-Huang-Ordinary Differential Equation Model and its Application in the Prediction Control of Population
    In this paper, we study two kinds of ordinary differential equation models, i.e., Malthus model and Logistic model, and discuss their applications in the prediction control of population.
    151

    views

    67

    downloads

    0

    comments

    0

    adaptations

    1-120-CircularRollerCoaster-ModelingScenario
    Students study the dynamics of a circular roller coaster and work out the equations of motion in the ideal case as well as considering the interesting complication of including kinetic friction....
    244

    views

    214

    downloads

    0

    comments

    0

    adaptations

    Spreadsheet Data Analysis Terms and Shortened Tutorial 4
    Introductory students are asked to learn terms for descriptive statistics and complete a matching exercise. Tutorial 4 was shorted to just the full calculations of t values.
    1217

    views

    550

    downloads

    0

    comments

    0

    adaptations

    1991-JR_Lobry-P_Flandois-Comparison of Monod's Growth Model Parameters from the Same Data Set
    The paper obtains the parameters in Monod's Growth model using a minimization of the sum of square errors with a given data set and obtains confidence intervals
    101

    views

    41

    downloads

    0

    comments

    0

    adaptations

    The Ames Test
    Introduction to the Ames Test, published as GSA Learning Resource
    1424

    views

    227

    downloads

    0

    comments

    0

    adaptations