Desmos Demonstrations
class examples demonstrations/illustrations using the 3D grapher Desmos
prepared by Prof. Girardi
Math 241
Fall 2024

Current Desmos Demonstrations    (just click on the linked number)

1. 12.1.1 Cartesian Coordinate System (3D space)  (intro. to 3D xyz coordinate axes and coordinate planes)
2. 12.1.2 Plotting points 3D Cartesian/Rectangular xyz-space
3. 12.1.3 Equalities and Inequalites in 3D  (eg, x+y=3 vs x+y ≤ 3)
4. 12.1.4 Paper Towel roll  
5. 12.1.5 spheres, distance, midpoint
6. 12.2.1 2D moving vetcors to standard position
7. 12.2.2 3D moving vetcors to standard position
8. 12.2.3 vector algebra
9. 12.6.1 Examples of Cylinders
10. 13.1.1 Helix (and the Grinch)
11. 13.4.1 Helix path: Unit Tangent Vector and Unit Principle Normal Vector
12. 14.1.1 Level Sets
13. 14.2.1 Two-path test for non-existence of limits
14. 14.3.1 geometric interpretation of partial derivatives (hemisphere)
15. 14.5.1 geometric interpretation of directional derivatives (cone)
16. 14.5.2 Directional Derivatives: gradient vector and level sets (cone)
17. 14.7.1+2 Max/Min: Ex. 1 and Ex 2.
18. 14.7.3 Max/Min: Ex. 3: tooth
19. 15.1.1 Review Definite Integral of function y=f(x) of one variable.
20. 15.1.2 Double Integral of function z=f(x,y): what does it represent?

Empty Desmos Pages  (in case you want to use Desmos yourself). The ⊕ indicates link should open in new tab/window.
3D Desmos Grapher⊕	2D Desmos Grapher⊕ can label items

Past Desmos Demonstrations

1. 16.4.1 16.4: For Exerices 16.4.33 astroid
2. 12.1.2 24s Visualizing equations and surfaces. (24S. 24F MadeIntoPaperTowelRoll=needsSplitingUp)
3. 13.1.1 Helix and Grinch (24S. also has < cos(5t), sin(5t), t >)
4. 14.5.1 Gradient (24S. hemisphere)