SciELO

Derivation of the Schrödinger equation II: Boltzmann’s entropy

In a previous paper, we have mathematically derived the Schrödinger equation using the construct of a Characteristic Function. We have shown that this derivation has a great number of consequences and ...
SciELO

Derivation of the Schrödinger equation III: the Central Limit Theorem

In this paper, we show that the Central Limit Theorem is deeply ingrained in the mathematical and physical structure of Quantum Mechanics. We show, furthermore, that the Central Limit Theorem provides ...
Hosted on MSN

Take the derivative of a trigonometric function

👉 Learn how to find the derivative of a function using the product rule. The derivative of a function, y = f(x), is the measure of the rate of change of the function, y, with respect to the variable ...
Hosted on MSN

How to find the derivative of a function with sine

👉 Learn how to find the derivative of trigonometric functions. The derivative of a function, y = f(x), is the measure of the rate of change of the function, y, with respect to the variable x. The ...
IEEE

Derivation of reactance time function and diversity analysis for two-element ESPAR antenna

Abstract: This paper presents a theoretical and simulation-based study of a two-element Electronically Steerable Parasitic Array Radiator (ESPAR) antenna designed for antenna pattern multiplexing (APM ...