References:
Sources/Further Reading:
- http://mathonline.wikidot.com/the-norm-of-a-vector
- https://www.math.ucdavis.edu/~hunter/book/ch1.pdf
- https://ncatlab.org/nlab/show/Banach+algebra
- http://individual.utoronto.ca/jordanbell/notes/wieneralgebra.pdf
- https://brilliant.org/wiki/fourier-series/
- https://www.math.purdue.edu/~lipeijun/math692_f12/notes/sec3.1.pdf
- https://www.sciencedirect.com/topics/mathematics/banach-spaces
- https://mathworld.wolfram.com/BanachSpace.html
- http://unipub.lib.uni-corvinus.hu/245/1/wp_2003_5_zalai.pdf
Images: