File:CharacteristicOfInterval.png

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English: The Beurling-Selberg extremal functions for the characteristic function of [-1,1] shown here in gray. The red function is the extremal majorant and the blue function is the extremal minorant, each having exponential type 2\pi.
Date
Source Made on mathematica
Author Michael Kelly - Mkelly86

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16 February 2011

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current20:56, 16 February 2011Thumbnail for version as of 20:56, 16 February 20111,094 × 677 (34 KB)Mkelly86{{Information |Description ={{en|1=The Beurling-Selberg extremal functions for the characteristic function of [-1,1] shown here in gray. The red function is the extremal majorant and the blue function is the extremal minorant. }} |Source =Made
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