How To Use Open interval In A Sentence

• We now seek solutions with a convergent power series in the open interval,
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• And based on this conclusion, Darboux theorem on open interval is also given.
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• The second and fourth movements were electric, sweeping in broad brush strokes across the keyboard, whilst the fifth is a pointed march based on bell-like open intervals, fourths and fifths, building up to a climax.
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