Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
poles =
1. ’‡
2. ‹É
3. —v
4. ŠX

ƒŒƒxƒ‹4. •ύX
SDAL“‡‰pŒêŠwZ