math54-f22:s:jessicaliu:start
Jessica Liu's Notebook
About Me
Hi, I'm a freshman intending to major in data science.
Useful Links
08/27 Homework
- Problem 1 - http://www.studyphysics.ca/newnotes/20/unit01_kinematicsdynamics/chp06_vectors/lesson25.htm
- Problem 2 - https://lexique.netmath.ca/en/broken-line/
- Problem 4 - https://www.khanacademy.org/math/geometry/hs-geo-analytic-geometry/hs-geo-dividing-segments/v/proving-triangle-medians-intersect-at-a-point
- Problem 4 - https://math.stackexchange.com/questions/4015015/show-for-the-centroid-m-of-a-triangle-abc-that-vecom-frac13-vecoa-v
- Problem 6 - https://byjus.com/physics/angular-velocity/
Clarifications for Discussion 09/02 Notes (Proving that the axis perpendicular to the principal axis is principal)
Additional links for reference:
- Envisioning the basis vectors (only used the image, not the info): https://math.stackexchange.com/questions/3290919/let-x-and-y-be-unit-vectors-in-mathbbrn-such-that-xy-and-x-y-are
- Normalization (one vector): https://www.freetext.org/Introduction_to_Linear_Algebra/Basic_Vector_Operations/Normalization/
- Orthogonal Diagonalization: https://math.emory.edu/~lchen41/teaching/2020_Fall/Section_8-2.pdf
- Invertible Matrices: https://www.geeksforgeeks.org/check-if-a-matrix-is-invertible/ (this was also helpful: https://www.mathsisfun.com/algebra/matrix-inverse.html)
- Identity Matrices: https://www.mathsisfun.com/algebra/matrix-inverse.html
My clarification: Clarification
HW Week #3
- Problem 48 & 49: Modulus Basics; More Modulus Stuff
- Problem 58: Roots of Unity Basics; More Roots of Unity Basics
- Euler's formula: Euler and DeMoirve's Formula
HW Week #4
- Problem 88: ; Upper and Lower Triangular Matrices
- Problem 98: Properties of Determinants
- Problem 111: Sinh and Cosh
HW Week #4
- Problem 138: Cramer's Rule
HW Week #7
- Problem 185: Ax = b is consistent
Homework
math54-f22/s/jessicaliu/start.txt · Last modified: 2022/10/19 07:36 by jessicaliu