Reinforcement Learning I
Value functionsA policy is used to define the law of actions we need to follow when interacting with the environment, and a corresponding state-value function is defined as the expected reward that...
Study Notes For Fractional Calculus II
Differintegrals for FunctionsProof of Differintegral Power RuleLet .Then by standard calculus, we can have the following relationships,By extending the order of the integral to a real number, we ca...
Study Notes For Fractional Calculus I
Fractional derivative for polynomialIn most cases, when we are calculating different orders of derivatives of a function, the orders of the derivatives we are facing are non negative integer values...
Fast Inverse Square Root Algorithm Explained
Why we need a fast inverse square root algorithmThe inverse square root means for .
In the field of Computer Graphics, the inverse square root of a number is usually used for normalizing vectors. ...
A Short Proof Showing Why (1-x)(1+x) Is Different From (1-x^2) During Computation
When computing , we know that catastrophic cancellation may happen when we are computing the minus operation between and when we have close to 1. While this kind of cancellation may not happen w...