Monday, 15 July 2024

Recording the heartbeat


I am using the electronic stethoscope to record the heartbeat and then play it back amplified so that all the students can hear what the sounds are like. The students prefer this system as they can take their heartbeats away on their phones.

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Complex Cubic Root

Having some fun with math—solving a cubic equation with one real root and a pair of complex conjugate roots. Exploring the fascinating inter...