Learn how GROUPBY passes both subset and full arrays into LAMBDA in Excel, letting you compute percent shares fast and explain results clearly.

Turn and talk with sentence stems: Give sentence starters at multiple levels: “Multiplication is…” for some students, and ...

Abstract: The mathematical model is the use of mathematical language to describe the behaviour of a system. Mathematical models are used in particularly in the sciences such as biology, electrical ...

Community driven content discussing all aspects of software development from DevOps to design patterns. Here are the most important concepts developers must know when they size Java arrays and deal ...

Abstract: In this paper, the Mathematic of Arrays (MoA) approach to solving complex multi-dimensional array computations using array indexing is considered with reference in its implementation in code ...

You might also remember the photo of a check that went viral not that long ago — a man filled out a check to his son’s school by attempting to write the check amount in ten frames. There have been ...

Python is convenient and flexible, yet notably slower than other languages for raw computational speed. The Python ecosystem has compensated with tools that make crunching numbers at scale in Python ...