In this paper, we show that a graph G contains no 4-cycles if and only if ∥Ḡ∥ is a strong Z₂-deformation retract of the box complex ∥B (G)∥ of G, where Ḡ is the 1-dimensional free simplicial ...

Excel offers a wide variety of charts and graphs, each designed to help you uniquely visualize data. But choosing the right chart isnt always straightforward. Let's break down the essential Excel ...

Graphs and charts Different types of graphs and charts are used to show results. They need to be drawn and labelled correctly. Scientists use patterns in the data to reach a conclusion.

Learn how to interpret and construct graphs in this guide for students aged 11 to 14 from BBC Bitesize.

It is possible to classify the types of causal relationships that can give rise to effect modification on the risk difference scale by expressing the conditional causal risk-difference as a sum of ...

Graphs and formulas say "Science!" to consumers, so much so that simply seeing claims about a new drug that were accompanied by data visualizations made people more likely to believe the claims.