With Pi Day knocking round the corner, it is probably quite late for me to announce the contents I liked the best. Please accept my apologies. I hope all of you had a wonderful Valentine's Day.
Without much ado, here are the five contents I liked the best:
Here's my quick submission:
Explanation of picture: The red line represents a mirror. The green lines, represent light rays that hit the mirror. The blue lines represent the reflected rays. This is similar to what is depicted in this picture: https://imgur.com/qqCj1Mi
I do hope I can somehow make this in real life.
and many more problems, compiled here
I must thank Julian Poon, Sandeep Bharadwaj, Aditya Kumar, Nihar Mahajan, Anish Harsha, Vishnu Bhagyanath, Efren Medallo, Nicole Tay, Raushan Sharma, Raven Herd and Sravanth Chebrolu for giving us these wonderful problems. And indeed, I must also thank everyone who read this note or attempted the problems.
As always, I cannot thank my sweetheart enough for all the times she had been by my side, in sickness and health.