Poissonpeak
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Figure: From left to right q decreases in steps of 0.2 from 0 to -1.
Poissonis limiting case of:
| Universalpeak | m=0 | 
Poisson has the limiting cases:
| Gauß | q=0 | 
| Exponential | q=-1 und +1 | 
Use for:
Formula / Parameters:
| Parameter: | Description | Range | 
| c | Position of maximum | unrestricted | 
| h | Height at maximum | unrestricted | 
| w | Halfwidth Gauss | unrestricted | 
| q=Q/(1-Q*Q) | -1 .. +1 | 
