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In this algorithms lesson, we explain how to create and maintain a heap. A heap is an arrangement of ordered elements that partially sorts those elements so that they may be quickly added and removed while maintaining the partial ordering.
This is a music video of the old English song Green Sleeves.
In this Algebra video tutorial, we explain how to add and multiply polynomials and give formulas for the degree of a sum or product of polynomials. We also define what coefficient is, and briefly touch on the subject of additive and multiplicative inverses of polynomials.
This children's education video teaches kids to recognize letters of the alphabet using 3D via red/cyan anaglyph images. For each letter, we use an image and name of an object that begins with that letter to reinforce associations between letters and words.
This children's education video teaches kids to recognize geometric shapes using 3D via red/cyan anaglyph images. The shapes in the video are simple standard geometric shapes: ellipse, trapezoid, circle, octagon, rectangle, square, hexagon, parallelogram, pentagon, star, rhombus, and triangle.
This C++ video tutorial explains how to use references and pointers in C++.
In this Computer Architecture video, we demonstrate how integer variable types are represented and stored in memory. We revisit how unsigned integers are stored as bits and how that representation translates to a signed modular equivalent using a two's complement representation.
This children's spelling video teaches kids how to tell time on a digital and an analog clock, using minute increments.
This children's spelling video teaches kids how to tell time on a digital and an analog clock, using twelfth of an hour increments.
In this Algebra video tutorial, we explore the various usages for variables. We also define the domain of a variable, monomials, and polynomials.