File:Region of convergence 0.5 0.75 mixed-causal.svg
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 05:42, 30 March 2007 | | 400 × 400 (9 KB) | commons>Cburnett | {{Information |Description={{en|The region of convergence (ROC) of the Z-transform of the signal <math>x[n] = 0.5^nu[n] - 0.75^nu[-n-1]</math> is <math>0.5 < \left| z \right| < 0.75</math> and is shown in blue.}} |Source=Own work in In |
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