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Multiplication is working out how many groups of something you have altogether. Division is working how many you get, after sharing a number between another number. You can use place value charts to ...

Python class for converting (very fast) 3D Meshes/Surfaces to Raster DEMs (as Geotiff) or regular point cloud grids. Supports gridding overlapping surfaces (e.g. highest, lowest, or first result) ...

A Python implementation of the integer L-shaped method for solving two-stage stochastic programs. Implementation is based on the algorithm outlined in [Angulo 2016], and all of the implementation is ...