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Tag Archives: Mathematics

Warp Speed Ahead

March 21, 2021by Mekhi Dhesi 2 Comments

This post explains the idea of a warp drive, the problems associated with the classic construction of one and a new formulation which now makes warp drives possible without breaking the laws of physics.

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Astrophysics, Mathematics, Physics, Science, Space

Solving the Einstein Equation

May 27, 2020by Mekhi Dhesi 2 Comments

A post discussing the Einstein equation, the systems for which it can be solved exactly as well as the techniques used to find approximate solutions to more complicated spacetimes.

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Mathematics, Physics, Science

Inspirational Systems

March 12, 2019by Mekhi Dhesi 2 Comments

A post explaining the research area of my new PhD – gravitational wave emission from binary sources, their detection and the key insights they provide into the nature of gravity.

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Astrophysics, Mathematics, Physics, Science

Black Holes: #5 Fuzzballs

February 5, 2019by Mekhi Dhesi 4 Comments

A post explaining the fuzzball, believed by string theorists to be the true quantum description of a black hole. The theory seeks to resolve the famous information paradox and eliminate the existence of troublesome singularities at the centre of black holes.

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Astrophysics, Mathematics, Physics, Science

Black Holes: #4 Perturbing

January 23, 2019by Mekhi Dhesi 5 Comments

A continuation in the series on Black Holes, examining the Black Hole Stability Conjecture. Asking whether, when black holes are disturbed they return to their stable state after spewing out gravitational waves.

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Astrophysics, Mathematics, Physics, Science

Not your “general” relativity

December 30, 2018by Mekhi Dhesi 15 Comments

A post describing Einstein-Cartan theory; an alternative to Einstein’s General Relativity which could more closely describe the universe, as well as removing some of the big problems posed by general relativity. 

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Mathematics, Physics, Science

AdS/CFT: a deep duality

November 27, 2018by Mekhi Dhesi 4 Comments

A post qualitatively explaining the main ideas behind the AdS/CFT correspondence. The breakthroughs in theoretical physics due to the theory are outlined along with the consequences for how we view our universe.

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Mathematics, Physics, Science

Dividing by zero

October 23, 2018by Joe 5 Comments

Why you can’t divide by zero – the limit does not exist.

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Mathematics

The Black-Scholes Equation

July 4, 2017by Joe 11 Comments

A brief introduction into the world of financial mathematics, with an explanation of what the Black-Scholes equation is and why it has quickly become so important.

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Financial Mathematics, Mathematics

The power of Bayes

April 18, 2017by Joe 14 Comments

An introduction to Bayes theorem, a powerful way of thinking that can influence the way you see the world and allow you to reveal the truth. A very limited use of percentages and probabilities are used to illustrate the ideas.

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Mathematics, Philosophy of Science, Science

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