The History of Calculating π: Number of Accurate Digits

graph from Emma Haruka Iwao for Google; slow reveal by Jenna Laib

(Slide Deck includes notes and questions to elicit discourse)

**Type of Graph:** line graph

**Visualization Source:** Iwao, Emma Haruka. “Even more pi in the sky: Calculating 100 trillion digits of pi on Google Cloud.” Google Cloud Blog: June 8, 2022.

**Paired Texts:**

- Cassel, David. “How Google’s Emma Haruka Iwao Helped Set a New Record for Pi: What is it like to be the first person to calculate the 100-trillionth decimal place of pi.”
*The New Stack:*June 11, 2022. - Paris, Francesca. “The Woman Who Calculated 31 Trillion Digits Of Pi.”
*NPR*: March 14, 2019.

**Potential Math Content: **time, change over time, exponential growth, exponents, jumps in data, noticing trends, powers of ten

**Potential Content Connections:** technology, history of science, computer programming, corporations