Vₙ method (product-to-ratio for telescoping) (Express term using auxiliary product Vₙ so consecutive terms collapse)
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Express term using auxiliary product Vₙ so consecutive terms collapse when summed or multiplied
What each symbol means
| Symbol | What it stands for |
|---|---|
| V_n | Auxiliary sequence, often product of linear factors |
| t_n | General term |
When to use this
Used when terms factor as ratios or splittable partial fractions.