Vectors

Vectors are mathematical objects that represent quantities with both magnitude and direction, commonly used in physics, computer graphics, and machine learning. In programming, they often refer to dynamic arrays or lists that can resize automatically, such as in C++'s std::vector or Rust's Vec, providing efficient element access and manipulation.

Also known as: Vector, Dynamic array, Resizable array, List, Array list

Why learn Vectors?

Developers should learn vectors for tasks involving linear algebra, such as 3D graphics, game development, and data science algorithms, where they model spatial data and transformations. They are essential in machine learning for representing features and embeddings, and in systems programming for managing dynamic collections with performance guarantees.

Learning Resources

• tutorial: Khan Academy: Vectors
• docs: C++ std::vector Documentation
• video: 3Blue1Brown: Essence of Linear Algebra
• docs: Rust Vec Documentation
• tutorial: GeeksforGeeks: Vector in C++ STL