Daily Log
Daily topics and PDFs (handouts and worksheets) will appear here as they occur. Note that our textbook by Trefethen and Bau (=T&B) is organized by Lectures. See also the Schedule. You do not have to turn-in any handout or worksheet!
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Wednesday 8 October:
Midterm Quiz 1 -
Monday 6 October:
review-by-worksheet, more MGS
worksheet: recalling and using matrix factorizations (PDF) -
Friday 3 October:
modified Gram-Schmidt (Lecture 8 in T&B) -
Wednesday 1 October:
cont. -
Monday 29 September:
classical Gram-Schmidt as QR (Lecture 7 in T&B) -
Friday 26 September:
orthogonal projectors -
Wednesday 24 September:
projectors (Lecture 6 in T&B) -
Monday 22 September:
applications of SVD -
Friday 19 September:
existence of SVD -
Wednesday 17 September:
computing SVD by hand and code (Lecture 5 in T&B) -
Monday 15 September:
singular value decomposition (SVD)! (Lecture 4 in T&B) -
Friday 12 September:
class cancelled -
Wednesday 10 September:
induced matrix norms
handout: matrix norm essentials (PDF)
article in Danish on Piet Hein, including Sergels plaza in Stockholm -
Monday 8 September:
vector norms (Lecture 3 in T&B) -
Friday 5 September:
unitary matrices -
Wednesday 3 September:
inner products, orthogonality, adjoints (Lecture 2 in T&B) -
Friday 29 Aug:
matrix multiplication, invertible matrices, Matlab intro -
Wednesday 27 Aug:
thinking matrix multiplication (Lecture 1 in T&B)
example Matlab/Octave, Python, Julia codes, and PDF documentation (in .zip) -
Monday 25 Aug:
getting started
worksheet: visualize vectors and matrices (PDF)