Notes

Here's where I write something technical or something that I learned.

Some Quant Finance

Some Quant Finance (inexhaustive list of knowledge) Greeks Delta ATM call has delta 0.5 OTM call has delta 0 ITM call has delta 1 Buy Call-Put Parity: $ C - P = S - K e^{-rT} $, buying a c...

Some programming

General Computer Science questions Hash Tables What is a hash table, and how does it work? A hash table is a data structure that maps keys to values using a hash function to compute an index in...

Thoughts on DeepSeek

Innovations of DeepSeek V3-Base 671B decoder-only transformer Self-supervised pre-training: No label, train on first half of sentence to predict the second half R1-Zero Trained on v3-bas...
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