Introduction to Complex Analysis Course, Lecture 1, Complex Arithmetic, Cardano's Formula

Bill Kinney
Bill Kinney
18.5 هزار بار بازدید - 8 سال پیش - In lecture 1, learn the
In lecture 1, learn the fundamentals of complex arithmetic and the history of complex numbers, including Cardano's formula for solving a cubic equation. Introduction to Complex Analysis Course Textbook: Fundamentals of Complex Analysis (Saff and Snider): https://amzn.to/2ZHRKsO. The main content starts at 19:29. Amazon Prime Student 6-Month Trial: https://amzn.to/3iUKwdP. Journey Through Genius: https://amzn.to/2QhQfOU. Check out my blog: https://infinityisreallybig.com/

Complex Analysis Playlist: Introduction to Complex Analysis Cour...

⏱️TIMESTAMPS⏱️
(0:00) Introduction.
(2:02) Syllabus.  
(11:00) Module 1: Complex Number Addition and the Complex "Argand" Plane, Activity 1.
(19:29) Complex arithmetic examples (the complex number system forms a field under ordinary addition and multiplication).
(32:31) Check the division with Mathematica.
(34:03) Extra videos about Mathematica usage for complex arithmetic (Chapter 1).
(36:03) Mobius transformations revealed video.
(40:23) Inversion transformation on Mathematica.
(42:44) Real cube root function in Mathematica.
(43:50) History of complex numbers and a couple examples related to Cardano's formula (also see Mathologer's video on the cubic formula linked below).
(58:11) Ungraded exercise to do before Lecture #2.

Mathologer 500 years of NOT teaching THE CUBIC FORMULA. What is it they think you can't handle? 500 years of NOT teaching THE CUBIC F...

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