James Chen, CMT is an expert trader, investment adviser, and global market strategist. David Kindness is a Certified Public Accountant (CPA) and an expert in the fields of financial accounting, ...

Abstract: An approximate closed-form formula for calculating the ohmic resistance of a circular multiloop coil with unequal pitches is presented. Skin effect and proximity effect are included in the ...

Support and resistance trading is all about identifying price zones where a move stops repeatedly because of buying or selling pressure. Mastering how to calculate support and resistance offers ...

Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...

March 27, 2025, marked 48 years since the death of Shirley Graham DuBois, the prominent African American writer, scholar, and social activist. She was the widow of the prolific academic W.E.B. Du Bois ...

Stella Osoba is the Senior Editor of trading and investing at Investopedia. She co-founded and chaired Women in Technical Analysis. She has 15+ years of experience as a financial writer and technical ...

Inductance plays a critical role in the design of electrical systems, especially when it comes to parallel wire configurations found in transmission lines, antennas, and PCB traces. Calculating the ...

Passing information to and from functions. Iteratively develop a C/C++ program that allows a user to enter 3 resistor values and calculates and displays the series and parallel resistance.