The following is a sample from my “Quartic Play” “Ultimate Crash Course Series for STEM Majors”
Kronecker Delta Representation of the Identity Matrix and Single Versus Double Summation
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).
“The Quartic Play” Regularly $249 – As I build this site only $129 + Lifetime Access to all fiction
