Difference between revisions of "Pre-lecture videos"
From UBCMATH WIKI
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|Introduction to Trigonometric Functions. | |Introduction to Trigonometric Functions. | ||
Revision as of 16:28, 12 November 2014
| Date | Video link | Video contents | |
|---|---|---|---|
| Week 1 | Sept 3 | [1] | Power functions - when is $x^n>x^m$ and where do they intersect. Introduction to even and odd functions. |
| [2] | Cell size and nutrient balance: cell volume and area and the role of power functions in describing cell size limitations. | ||
| Sept 5 | [3] | Sketching simple polynomials (y=x^3-ax). | |
| Week 2 | Sept 8 | [4] | Approximating a rational function near the origin. |
| [5] | Approximating a rational function for large x. Introduction to Hill functions. | ||
| [6] | Sketching Hill functions by hand and by Desmos (see Hill functions demo). Comparing Hill functions with different parameter values. | ||
| See video [1] above for an introduction to even and odd functions and also Sec 1.2.3 and Appendix C.D of the course notes. | |||
| Sept 10 | [7] | Average rate of change and secant lines. Instantaneous rate of change. | |
| [8] | Definition of the derivative. | ||
| Sept 12 | [9] | Continuity - definition and examples of three types of discontinuities. | |
| [10] | Examples of computing the derivative of a function from the definition of the derivative. | ||
| Week 3 | Sept 15 | [11] | Derivatives: analytic, and geometric (zoom in on a point). Sketching $f'(x)$ given $f(x)$ (intro). |
| Sept 17-19 | [12] NEW!! | Using a spreadsheet to graph a function and its (approximate) derivative. | |
| [13] | Derivatives of polynomials. | ||
| [14] | Rules of differentiation: Antiderivatives of polynomials. | ||
| [15] | Rules of differentiation: Product and quotient rules. | ||
| Week 4 | Sept 22 | [16] | Equation of a Tangent line. |
| [17] | Generic Tangent line and intro to Newton's method. | ||
| [18] | Tangent lines and linear approximation. | ||
| Sept 24 | [19] | Introduction to Newton’s method - how it works and the formula for successive estimates. | |
| [20] | Introduction to Newton’s method - how to carry it out with a spreadsheet. | ||
| [21] | Introduction to Newton’s method - how to choose a good $x_0$. | ||
| [22] | Increasing, decreasing and critical points.
| ||
| Sept 26 | [23] | Concavity and inflection points. | |
| Week 5 | Sept 29 | ||
| Sept 30 | MIDTERM 1: 6-7 pm | ||
| Oct 1 | EC | Finish sketching functions. Introduce simple optimization problem(s). | |
| Oct 3 | More optimization examples including those with a constraint and those on bounded intervals. Distinction between absolute (global) and local minima and maxima. | ||
| Week 6 | Oct 6 | [24] | Kepler's Wedding - A wine optimization problem. (Blooper alert: want to get most wine for given budget) |
| Oct 8 | [25] | Optimal Foraging. | |
| Oct 10 | [26],[27],[28] | Least Squares - finding the mean of a data set. See also the Fitting data supplement to the course notes. | |
| Week 7 | Oct 13 | THANKSGIVING - no classes. | |
| Oct 15 | See Oct 10 | Least Squares - finding the best fitting line y=ax through a set of data points. | |
| Oct 17 | [29], [30] | Chain Rule: examples, applications to optimization problems. | |
| Week 8 | Oct 20 | [31][32] | More Chain Rule: Related Rates and Implicit differentiation. |
| Oct 22 | [33] | Exponential functions: intro and motivation, derivative of exponential functions. | |
| Oct 22 | [34] | Exponential functions: intro and motivation, derivative of exponential functions. | |
| Oct 24 | [35] | Inverse functions and logarithm, applications of logs. | |
| Week 9 | Oct 27 | [36] | Exponential growth and decay, intro to differential equations, population growth and/or other examples. |
| [37] | Exponential growth and decay, intro to differential equations, population growth and/or other examples. | ||
| [38] | Exponential growth and decay, intro to differential equations, population growth and/or other examples. | ||
| Oct 29 | [39] | Solving differential equations of the type $dy/dt=a-by$. | |
| Oct 29 | [40] | Solving differential equations of the type $dy/dt=a-by$. | |
| Oct 31 | LEK | Newton's Law of Cooling (Murder Mystery example). | |
| Week 10 | Nov 3 | Complete and/or review above topics. | |
| Nov 4 | MIDTERM 2: 6-7 pm | ||
| Nov 5 | [41], [42] | Solving differential equations approximately using Euler's Method. | |
| Nov 7 | [43] | Geometry of change: (I) Slope fields. | |
| [44] | Geometry of change: (II) State space. This one is more relevant to the pre-lecture questions but you should watch both. | ||
| Week 11 | Nov 10 | [45] | Geometry of change: (I) Slope fields. |
| [46] | Geometry of change: (II) State space. | ||
| Nov 11 | Remembrance Day. University closed. | ||
| Nov 12 | [47] | The Logistic equation (state space and slope field). | |
| [48] | The Logistic equation (state space and slope field). | ||
| Nov 14 | [49] | Disease dynamics | |
| [50] | Disease dynamics | ||
| Week 12 | Nov 17 | Review of differential equations and/or complete above topics. | |
| Nov 19 | [51] | Introduction to Trigonometric Functions. | |
| Nov 21 | [52] (LEK),EC | Trigonometric Functions and cyclic processes, phase, amplitude, etc. (fitting a sin or cos to a cyclic process), Inverse trig functions. | |
| Week 13 | Nov 24 | WM | Derivatives of trig functions, related rates examples. |
| Nov 26 | [53] | The Escape Response and trigonometric related rates. | |
| Nov 28 | Second order ODEs. Complete and/or review trig. |
