Why are spatial rotations used to classify the degrees of freedom in linearized gravity?
What does entropy have to do with heat? Why is it not "useful" work?
Thinking about quitting math but would like some advice first
This subreddit is for discussion of mathematics. All posts and comments should be directly related to mathematics, including topics related to the practice, profession and community of mathematics.
Why isn't U = V in the SVD for square matrices?
Post all of your math-learning resources here. Questions, no matter how basic, will be answered (to the best ability of the online subscribers).
The energy and frequency of a photon in GR
How do you remember all the results when reading a textbook?
This subreddit is for discussion of mathematics. All posts and comments should be directly related to mathematics, including topics related to the practice, profession and community of mathematics.
Intuition for the asymmetry of cross entropy
Post all of your math-learning resources here. Questions, no matter how basic, will be answered (to the best ability of the online subscribers).
How much do ML companies value mathematicians?
Welcome to r/learnmachinelearning - a community of learners and educators passionate about machine learning! This is your space to ask questions, share resources, and grow together in understanding ML concepts - from basic principles to advanced techniques. Whether you're writing your first neural network or diving into transformers, you'll find supportive peers here. For ML research, /r/machinelearning For resume review, /r/engineeringresumes For ML engineers, /r/mlengineering
Should I redo the Neetcode 150 if I did it over the span of 8 months?
Discuss interview prep strategies and leetcode questions
Why can differentiation worsen the interval of convergence but integration may improve it?
Post all of your math-learning resources here. Questions, no matter how basic, will be answered (to the best ability of the online subscribers).
What field of modern math studies the regularity of functions?
This subreddit is for discussion of mathematics. All posts and comments should be directly related to mathematics, including topics related to the practice, profession and community of mathematics.
How to think about null hypersurfaces?
How to define an event horizon in terms of the causal past
What does it mean to say that an object like a black hole has a certain entropy?
How did some physicists become such good mathematicians?
This subreddit is for discussion of mathematics. All posts and comments should be directly related to mathematics, including topics related to the practice, profession and community of mathematics.
I'm missing the elegance of GR
For physicists and physics students. See the rules before posting, and the subreddit wiki for common questions. Basic homework questions are not allowed.
Will all objects eventually be able to communicate with one another?
What determines the number of charges in a theory?
Light cones in Schwarzschild metric
How important are proofs of big theorems?
This subreddit is for discussion of mathematics. All posts and comments should be directly related to mathematics, including topics related to the practice, profession and community of mathematics.
Why does computing the flux of the gravitational field give the total mass present?
Vacuum Einstein field equations as a PDE problem
Post all of your math-learning resources here. Questions, no matter how basic, will be answered (to the best ability of the online subscribers).
Why is the energy-momentum set to zero when deriving the Schwarzschild metric?
Can the method of characteristics be used to solve Euler's equation?
This subreddit is for discussion of mathematics. All posts and comments should be directly related to mathematics, including topics related to the practice, profession and community of mathematics.
What does the tensor notation _\mu K_\nu mean in GR?
