Linear Algebra
๋ณต์์ ๊ณตํ๊ณ ์๋ ์ํ๊ณผ์ ํ๋ถ ์กธ์ ์ํ์ ์ํด 2024๋ 10์๋ถํฐ ์ ํ๋์๋ฅผ ๋ค์ ๊ณต๋ถํ๊ณ ์์ต๋๋ค. (ํ์ฌ์งํํโฆ ๐โโ๏ธโโก๏ธ)
- Matrix
- Inverse Matrix
- Orthogonal Matrix $A^{-1} = A^T$
- Vector Space
- Linear Combination
- Linear Dependent & Independent
- Basis, and Dimension
- Null Space, and Nullity
- Solve Non-homogeneous System
- Rank-Nullity Theorem
- Eigen Value & Eigne Vector
- Diagonalization $A = PDP^{-1}$
- Orthogonal Diagonalization, and Spectral Theorem
- Repeated Eigen Value
- Jordan Form
- Projection
- Projection onto a vector $\text{proj}_{\mathbf{a}}(\mathbf{b})$
- Projection onto a subspace $\text{proj}_{W}(\mathbf{b})$
- Projection Matrix $P$
- Quadratic Form
- Diagonalizing the Quadratic Form (Principal Axis Theorem)
- Positive Definite
- Semi-definite, and Indefinite
- Geometric Interpretation
- Hermitian Matrix, and Skew-symmetric Matrix
- Linear Transformation
- More Steps
- Generalized Eigen Values
- ์๋ฏธ๋ถ๋ฐฉ์ ์ ์์ ์ ๋ค์ผ๋ฉด์ ๋์จ ๊ฐ๋ ์ ์ ๋ฆฌํ ํฌ์คํธ ์ ๋๋ค.
- 2ํ๋
์ ํ๋์์์๋ ์กฐ๊ธ ๋ฅํ ๋ด์ฉ์ด๋ผ๊ณ ์๊ฐํฉ๋๋ค.
๊ทธ๋ฌ๋ 3/4ํ๋ ์ด๋ผ๋ฉดโฆ ใ ใ
- Generalized Eigen Values
- ๊ทธ๋-์๋ฏธํธ