Matrix times Vector 
linear algebra 
Easy

Unsolved

Calculate Covariance Matrix 
linear algebra 
Medium

Unsolved

Solve Linear Equations using Jacobi Method 
linear algebra 
Medium

Unsolved

Singular Value Decomposition (SVD) 
linear algebra 
Hard

Unsolved

Determinant of a 4x4 Matrix using Laplace's Expansion 
linear algebra 
Hard

Unsolved

Linear Regression Using Normal Equation 
machine learning 
Easy

Unsolved

Linear Regression Using Gradient Descent 
machine learning 
Easy

Unsolved

Feature Scaling Implementation 
machine learning 
Easy

Unsolved

KMeans Clustering 
machine learning 
Medium

Unsolved

CrossValidation Data Split Implementation 
machine learning 
Medium

Unsolved

Principal Component Analysis (PCA) Implementation 
machine learning 
Medium

Unsolved

Transpose of a Matrix 
linear algebra 
Easy

Unsolved

Decision Tree Learning 
machine learning 
Hard

Unsolved

Pegasos Kernel SVM Implementation 
machine learning 
Hard

Unsolved

Sigmoid Activation Function Understanding 
deep learning 
Easy

Unsolved

Softmax Activation Function Implementation 
deep learning 
Easy

Unsolved

Single Neuron 
deep learning 
Easy

Unsolved

Single Neuron with Backpropagation 
deep learning 
Medium

Unsolved

Implementing Basic Autograd Operations 
deep learning 
Medium

Unsolved

Transformation Matrix from Basis B to C 
linear algebra 
Easy

Unsolved
