CJ on Mathematics and Science

The crisis of modern physics witnessed by many manifests itself in a split between academic departments: Physics: Instrumentalism/formalism/...

Einstein presented in 1905 his Special Theory of Relativity SR as a theory about inertial motion as motion without presence of force/accel...

A recent post points to the fundamental difference between material objects with positive mass and immaterial objects with zero mass  such...

Modern physics has developed from classical physics in three steps each viewed as revolutionary: Maxwell's equations  1867 describing al...

Einstein's Special Theory Relativity SR resulted from the null result of the Michelson-Morley experiment seeking to identify a unique me...

A basic dilemma of modern theoretical physics is that it carries a contradiction between material physics well described by Galilean invari...

The book The Physical and Mathematical Foundations of the Theory of Relativity by Romano and Furnari states the basic Postulate of Einstein...

Special Relativity: Disharmony Newton-Maxwell Many-Minds Relativity: Harmony Newton-Maxwell   Modern physics was formed in the late 19th cen...

Summary of recent posts: In modern physics Maxwell's electromagnetics including propagation of light and classical Newton's mecha...

Tuning fork resonance in still air as model of light propagation in an aether medium connecting emitter-receiver. Modern physics was born in...

The 2019 SI Standard defines length scale in meter by travel time of light assuming a preset speed of light of exactly 299792458 meter/secon...

The fundamentals of modern physics as compared to classical Newtonian physics are (i) s pecial and general theory of   relativity  and (ii...

Newton, forgive me! (Einstein) The first step from classical to modern physics was taken by Einstein in 1905 in his Special Theory of Relat...

Recent posts have pointed to the fact that according the 2019 SI Standard, distances shall be measured in terms of travel time of light unde...

Einstein starts out his 1905 Special Theory of Relativity SR by an analysis of  simultaneity similar to that presented in 1898 by the mathem...

Recent posts show that with the 2019 SI Standard, Einstein's Special Theory of Relativity SR no longer is a theory about physics, since ...

Recent posts show that adoption of the 2019 SI meter Standard makes Einstein's Special Theory of Relativity SR void of physics, since i...

Recent posts have exhibited a fundamental confusion or ambiguity concerning the basic Postulate of Einstein's Special Theory of Relativi...

An early Rangefinder from 1900. This connects to the recent posts on the 2019 SI unit standard of second and meter. Suppose the 2019 SI stan...

This is a further clarification of recent posts on units of time and length.  The International System of Units SI  defines 7 base units sta...