$integral dT$ $partialdiff sub T$ [ Indices nino EXTENDED NINO34 ]
| Time | grid: /T (days since 1960-01-01) ordered [ (1200 31 Dec 1855 - 1200 31 Jan 1856) (1200 31 Jan 1856 - 1200 1 Mar 1856) (1200 1 Mar 1856 - 1200 31 Mar 1856) ... (1-30 Jul 2014)] N= 1903 pts :grid | 
|---|