Math 10 Flashcards Advanced 100% Free

Matrix Calculus for Deep Learning

Created by Chat Robotics Community  ·  Updated 2025-09-12

Curriculum Overview

Topics & Key Concepts

Calculus Deep Learning

Sample Flashcard Questions & Answers

Showing 8 of 10 cards
Question #1 Active Recall

What is the derivative of \(f(X) = X^TAX\) with respect to \(X\)?

Answer & Explanation:
\(\nabla_X f(X) = (A + A^T)X\)
Question #2 Active Recall

What is the derivative of \(f(X) = \text{trace}(AX)\) with respect to \(X\)?

Answer & Explanation:
\(\nabla_X f(X) = A^T\)
Question #3 Active Recall

What is the derivative of \(f(X) = \text{trace}(X^TY)\) with respect to \(X\)?

Answer & Explanation:
\(\nabla_X f(X) = Y\)
Question #4 Active Recall

What is the derivative of \(f(X) = \frac{1}{2} \text{trace}(XX^T)\) with respect to \(X\)?

Answer & Explanation:
\(\nabla_X f(X) = X\)
Question #5 Active Recall

What is the derivative of \(f(X) = \|X\|^2\) with respect to \(X\)?

Answer & Explanation:
\(\nabla_X f(X) = 2X\)
Question #6 Active Recall

What is the derivative of \(f(X) = \log |X|\) with respect to \(X\)?

Answer & Explanation:
\(\nabla_X f(X) = X^{-1}\)
Question #7 Active Recall

What is the derivative of \(f(X) = X^TBX\) with respect to \(X\)?

Answer & Explanation:
\(\nabla_X f(X) = (B + B^T)X\)
Question #8 Active Recall

What is the derivative of \(f(X) = \text{det}(X)\) with respect to \(X\)?

Answer & Explanation:
\(\nabla_X f(X) = \text{det}(X)(X^{-1})^T\)

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