Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
poles =
1. •ï
2. “”
3. ŽQ
4. ‹É

ƒŒƒxƒ‹4. •ύX
SDAL“‡‰pŒêŠwZ