You are here: Home / Resources / Browse Resources

Open. Adaptable. Free.

Resources created by our members and partners.

The QUBES platform hosts hundreds of teaching materials, reference materials, and cloud-based software free to use and adapt using open Creative Commons licenses.

Text Search:
Applied Filters
    1969-Israelsson-Johnsson-Phase-shift in Geotropic Oscillations a Theoretical and Experimental Study
    The paper studies geotropical induced phase-shifts in circumnutations (turning) of Helianthus annus hypocotlys.

    Keywords: plantoscillationdelaycircumnutationturning

    162

    views

    42

    downloads

    0

    comments

    0

    adaptations

    1988-Michael Intriligator-Dagobert Brito-A Predator-Prey Model of Guerrilla Warfare
    The authors present a three variable: numbers of guerrillas, numbers of regular (government) soldiers, and size of population controlled by the guerrillas, at time t), nonlinear system of three...

    Keywords: combat modelguerrilla warfaregovernment

    153

    views

    50

    downloads

    0

    comments

    0

    adaptations

    1964-Aghajanian-Bing-Persistence Of LSD In Plasma In Human Subjects
    Two micrograms per kilogram of LSD-25 was administered intravenously to five normal human subjects. The concentration of[ drug in plasma was determined serially over the subsequent 8 hours. We...

    Keywords: LSDscoreplasmalysergic acid diethylamidehuman subjuects

    155

    views

    60

    downloads

    0

    comments

    0

    adaptations

    Colon Cancer: A Case of Genetic Bad Luck
    Case study developed for an introductory genetics class published in the National Center for Case Study Teaching in Science

    Keywords: bioinformaticsNCBINIBLSEBLASTPublished in National Center for Case Study Teaching in Sciencecolon cancerpedigreegenetic testingAPC

    450

    views

    88

    downloads

    0

    comments

    0

    adaptations

    2018-Chris McCarthy-Newtons Law of Cooling
    You have hot water (initial temperature ) in a container, say a cup or glass. The temperature in the room is cooler, say a constant degrees Celsius. Come up with a differential equation that models...

    Keywords: datawaterNewton's Law of Coolingcooling

    184

    views

    90

    downloads

    0

    comments

    0

    adaptations

    Murder by HIV? Undergraduate edition
    Bioinformatics case study focusing on phylogenetic tree interpretation, published in the National Center for Case Study Teaching in Science

    Keywords: case studyResources @ NSF - NCCSTSbioinformaticsNIBLSEHIVnucleotide sequencingphylogenetic treeviral life cyclesmutation ratesreverse transcriptase sequences

    1567

    views

    132

    downloads

    0

    comments

    0

    adaptations

    2011-Brian_Winkel-Cross_coursing_in_mathematics-physical_modeling_in_differential_equations_crossing_to_discrete_dynamical_systems
    We give an example of cross coursing in which a subject or approach in one course in undergraduate mathematics is used in a completely different course.

    Keywords: differential equationsmathematical modeldifference equationcross courseconvert

    218

    views

    54

    downloads

    0

    comments

    0

    adaptations

    2008-Brian_Winkel-Fourier_Series-Optimization_Opportunity
    We discuss the introduction of Fourier series as an immediate application of optimization of a function of more than one variable.

    Keywords: optimizationdiscoveryFourierFourier seris

    166

    views

    50

    downloads

    0

    comments

    0

    adaptations

    2011-Brian_Winkel-Sourcing_for_parameter_estimation_and_study_of_logistic_differential_equation
    We present two simulation activities for students to generate real data and several data sources for the purpose of estimating parameters in the logistic differential equation model.

    Keywords: dataparameter estimationparameterlogistic equationsource

    168

    views

    50

    downloads

    0

    comments

    0

    adaptations

    2011-Brian_Winkel-Parameter_Estimates_in_Differential_Equation_Models_for_Chemical_Kinetics
    We estimate the parameters present in several differential equation models of chemical kinetics and logistic growth.

    Keywords: kineticsparameter estimationlogisticchemical kineticschemical reaction

    161

    views

    53

    downloads

    0

    comments

    0

    adaptations

    2011-Brian_Winkel-Parameter_Estimates_in_Differential_Equation_Models_for_Population_Growth
    We estimate the parameters present in several differential equation models of population growth, specifically single species exponential and logistic growth, and multiple species competition and...

    Keywords: population modelparameter estimationpopulationparameter

    158

    views

    37

    downloads

    0

    comments

    0

    adaptations

    2015-Differential_Equations-CUPM_Curriculum_Guide_to_Majors_in_the_Mathematical _Sciences
    This is a report from the working group charged with making recommendations for the undergraduate curriculum in differential equations.

    Keywords: differential equationscurriculumCUPM

    230

    views

    45

    downloads

    0

    comments

    0

    adaptations

    2015-Technology_and_the_Mathematics_Curriculum-CUPM_Curriculum_Guide_to_Majors_in_the_Mathematical _Sciences
    What role should technology play in teaching and learning undergraduate mathematics? This issue is addressed.

    Keywords: classroomcurriculumtechnologyCUPM

    135

    views

    43

    downloads

    0

    comments

    0

    adaptations

    2010-Scott_Carrell-James_West-Does_Professor_Quality_Matter-Evidence_from_Random_Assignment_of_Students_to_Professors
    In the postsecondary environment, scores on student evaluations of professors are typically used to measure teaching quality. We possess unique data that allow us to measure relative student...

    Keywords: teachingevaluationfollow-on coursestudent achievement

    186

    views

    56

    downloads

    0

    comments

    0

    adaptations

    2008-Keith_Landry-Brian_Winkel-Peak_Frequency_Responses_and_Tuned_Mass_Dampers
    We present two applications of systems of ordinary differential equations concerning excitation of a structure through resonance and (1) peak frequency responses with stabilization of the...

    Keywords: vibrationresonancetuned mass damperpeak frequency responseexcitation

    153

    views

    37

    downloads

    0

    comments

    0

    adaptations

    1990-Winkel_Brian-First-year_calculus_students_as_in-class_consultants
    We demonstrate how we use traditional text book calculus problems to involve first year calculus students as consultants. Students are asked to solve a “real world” problem after interviewing a...

    Keywords: optimizationcalculusConsultantprinterclient

    150

    views

    47

    downloads

    0

    comments

    0

    adaptations

    2021-Brian_Winkel-Modelling_sublimation_of_carbon_dioxide
    We report results in our efforts to model sublimation of carbon dioxide and the associated kinetics order and parameter estimation issues in our model.

    Keywords: dataparameter estimationcarbon dioxidesublimationdry ice

    160

    views

    56

    downloads

    0

    comments

    0

    adaptations

    2015-Brian_Winkel-Informed_Conjecturing_of_Solutions_for_Differential_Equations_In_a_Modeling_Contex
    We examine (1) first order exponential growth or decay and (2) second order, linear, constant coefficient differential equations, and show the advantage of learning differential equations in a...

    Keywords: exponential growthsolutionslinear systemsdecayconjecture

    140

    views

    40

    downloads

    0

    comments

    0

    adaptations

    1994-Brian_Winkel-Ant_Tunnels_and_Calculus
    A simple mathematical model describing the time it takes for an ant to construct a linear tunnel of length x is produced from five intuitively acceptable assumptions.

    Keywords: differential equationsdifference equationfirst orderderivative definitionant tunnel

    178

    views

    70

    downloads

    0

    comments

    0

    adaptations

    2013-Brian_Winkel-An_Optimal_Control_Model_in_Insect_Colonies
    we find and develop background material on an application of optimal control theory to model the evolutionary strategy of an insect colony to produce the maximum number of queen or reproducer...

    Keywords: insect colonyoptimal controlparameter

    145

    views

    29

    downloads

    0

    comments

    0

    adaptations

    Close

    Home

    Search