Seokyun Ha

Kubernetes Lover
CS && MATH

Pinned Posts ๐Ÿ“Œ

CCDAK ์‹œํ—˜ ํ›„๊ธฐ ๐ŸŒŸ

11 minute read

25๋…„์˜ ์ฒซ ์ž๊ฒฉ์ฆ ๋ชฉํ‘œ๋ฅผ ๋‹ฌ์„ฑํ•˜๋ฉฐ. ํ•œ ๋‹จ๊ณ„ ์„ฑ์žฅํ•œ Data Engineer๋กœ ๋‚˜์•„๊ฐˆ ์ˆ˜ ์žˆ์„๊นŒ์š”?

Istio Certified Associate ์‹œํ—˜ ํ›„๊ธฐ โญ๏ธ

13 minute read

2024๋…„์˜ ์ฒซ ์ž๊ฒฉ์ฆ์œผ๋กœ ๋„์ „ํ•œ Istio ์ž๊ฒฉ์ฆ!! ๊ทธ๋ฆฌ๊ณ  K8s ์—”์ง€๋‹ˆ์–ด๋กœ ์„ฑ์žฅํ•œ ๋‚˜์˜ ์ด์•ผ๊ธฐ โ›ต๏ธ

Recent Posts ๐Ÿƒ

Null Space, and Nullity

5 minute read

๋™์ฐจ ์‹œ์Šคํ…œ์„ ํ’€์–ด์„œ ๋„๊ณต๊ฐ„์„ ์ฐพ๋Š” ๋ฐฉ๋ฒ•์— ๋Œ€ํ•ด. ๊ทธ๋ฆฌ๊ณ  ๋„๊ณต๊ฐ„์˜ ์ฐจ์›์ธ โ€œnullityโ€์— ๋Œ€ํ•ด. Unique Solution๊ณผ Trivial Solution์— ๋Œ€ํ•ด์„œ๋„!

Fixed-point Method

6 minute read

์ž๊ธฐ ์‚ฌ์ƒ(self-mapping)ํ•˜๋Š” ํ•จ์ˆ˜์—์„œ ๊ณ ์ •์ (fixed-point)์„ ์ฐพ๊ธฐ ์œ„ํ•œ ์žฌ๊ท€์  ๋ฐฉ๋ฒ•์— ๋Œ€ํ•ด

Bisection Method

3 minute read

์ด๋ถ„ ํƒ์ƒ‰์„ ํ†ตํ•ด ํ•จ์ˆ˜์˜ ํ•ด๋ฅผ ์ฐพ์•„๊ฐ€๋Š” ๋ฐฉ๋ฒ•์— ๋Œ€ํ•ด

Choice Functions

4 minute read

๊ฐœ์ธ์˜ ์„ ํ˜ธ๋ฅผ ์„ ํƒ ํ•จ์ˆ˜๋กœ ํ‘œํ˜„ํ•˜๋Š” ๋ฐฉ๋ฒ•์— ๋Œ€ํ•ด. ๊ทธ๋ฆฌ๊ณ  ํ•ฉ๋ฆฌ์ (rational)์œผ๋กœ ์„ ํƒํ•˜๋Š” ํ•จ์ˆ˜๋Š” ์–ด๋–ค ์„ฑ์งˆ์ธ์ง€

Truncation Error

9 minute read

ํ…Œ์ผ๋Ÿฌ ์ •๋ฆฌ๋ฅผ ํ†ตํ•ด ํ•จ์ˆ˜๋ฅผ ๊ทผ์‚ฌํ•˜๊ณ , ์˜ค์ฐจ ํ•œ๊ณ„(Error Bound)๋ฅผ ๊ตฌํ•˜๋Š” ๋ฐฉ๋ฒ•์— ๋Œ€ํ•ด์„œ