5. The stress energy tensor and the Christoffel symbol.

6. The principle of equivalence.

1. Introduction and the geometric viewpoint on physics.

Conceptualizing the Christoffel Symbols: An Adventure in Curvilinear Coordinates

The Simplest Math Problem No One Can Solve - Collatz Conjecture

Gentle music, calms the nervous system and pleases the soul - healing music for the heart and blood

12. The Einstein field equation.

The Sound of Inner Peace 7 | Relaxing Music for Meditation, Yoga, Stress Relief, Zen & Deep Sleep

7. Principle of equivalence continued; parallel transport.

What the HECK is a Tensor?!?

The Maths of General Relativity (6/8) - Energy fluxes

Peaceful Sound Meditation 38 | Relaxing Music for Meditation, Zen, Stress Relief, Fall Asleep Fast

The Stress-Energy-Momentum Tensor – The Continuity Equation

Daniel Goleman on Focus: The Secret to High Performance and Fulfilment

The secrets of Einstein's unknown equation – with Sean Carroll

General Relativity Lecture 1

Best classical music. Music for the soul: Beethoven, Mozart, Schubert, Chopin, Bach ... 🎶🎶

11. More on spacetime curvature.

WSU: Special Relativity with Brian Greene

🎹ㅣ𝙿𝚕𝚊𝚢𝚕𝚒𝚜𝚝 : Peaceful Piano Sounds That Keep Me Calm While Working