Recent Blog posts
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A Linear algebra story.
A good bet to lose? This story is about my Linear Algebra course offered in Spring 2023. This is the second time I am teaching this; this time its fully offline. The students are a mix. Some first years from my Calculus class from last semester, some who didn’t take Calculus with me but wish
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Mummy's 90th birthday
My mother, Dr. Hem Bhatnagar, completed 90 years on October 28, 2019. We asked her family and friends if they wished to say something in tribute or regarding their association with her. Madhulika and I have collated them as a book, which was presented to mummy on her birthday. It was meant to be a
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Christian Krattenthaler — My role in him being the greatest.
Christian is the worlds greatest expert on determinants, and this blog post is about my role in him being the greatest! I attended Chirstian’s lectures of his course on Bijections given in the University of Vienna, during the period Oct 2016–Jan2017. The picture is of his lecture in Vienna, showing the Rogers–Ramanujan identities. Christian is






