Daily Archives: December 23, 2025

74 posts

Double Summation and the Kronecker Delta Explained Through Index Notation and Matrix Identity Structure

The following is a sample from my “Quartic Play” “Ultimate Crash Course Series for STEM Majors” Double Summation and the Kronecker Delta Explained Through Index Notation and Matrix Identity Structure LIMITED OFFER Receive a lifetime access code to all new editions, updates, and ad-free access to AuthorJonD.com (Separate YouTube membership […]

Building Series Solutions Step by Step and Recognizing Exponential Patterns in Differential Equations

The following is a sample from my “Quartic Play” “Ultimate Crash Course Series for STEM Majors” Building Series Solutions Step by Step and Recognizing Exponential Patterns in Differential Equations LIMITED OFFER Receive a lifetime access code to all new editions, updates, and ad-free access to AuthorJonD.com (Separate YouTube membership is […]

18 – VI | Taking Exams

The following is a sample from my “Quartic Play” “Ultimate Crash Course Series for STEM Majors” 18 – VI | Taking Exams LIMITED OFFER Receive a lifetime access code to all new editions, updates, and ad-free access to AuthorJonD.com (Separate YouTube membership is required for full video library). Order “The […]