Returns the Jordan canonical form of a square matrix (the Jordan matrix of
與 .wl 參考的差異： `JordanReduce` scope
JordanReduce[m]
JordanReduce[{{1, 2}, {2, 1}}]
→ {{3, 0}, {0, -1}}JordanReduce[{{2, 1, 0}, {0, 2, 0}, {0, 0, 1}}]
→ {{1, 0, 0}, {0, 2, 1}, {0, 0, 2}}JordanReduce[{{0, -1}, {1, 0}}]
→ {{I, 0}, {0, -I}}JordanReduce[{{1, 1}, {1, 0}}]
→ {{(1 + Sqrt[5])/2, 0}, {0, (1 - Sqrt[5])/2}}