Chronology for 1961 (April - June)

Gravity Wave over New England , April 12 , 1961

1, SYNOPTIC SITUATION An unusual rise in pressure was lrotcd 011 t l r c AI.1.T. Depart8nlent of Meteorology Irricrob:trograph during tlw early morning of April 12, 1961. T h fact. t'hat no st80r1rr;\or squally weather was observed at, the t'irrre aroused the author's curiosity to irlvestigat8e the pl~errotr~cr~on in greater detail. Stud!of t,llc 3-hr. t'erldencies reported by the net'work of h...

Submitted: June 15, 1994; Accepted: April 5, 1995

The analysis of chessboard pebbling by Andrew Odlyzko is strengthened and generalized, rst to higher dimension and then to arbitrary posets. 1 The pebbling game The pebbling game of Kontsevich is played on the grid points of the rst quadrant. One starts with a single pebble on the origin and a move consists of replacing any pebble with two pebbles, one above and one to the right of the vanishin...

AFCI Quarterly Input: UNLV April 1 through June 30, 2006

AFCI Quarterly Input – UNLV April through June, 2005

Invasive pneumococcal disease surveillance, 1 April to 30 June 2016.

The number of notified cases of invasive pneumococcal disease (IPD) in the 2nd quarter of 2016 was substantially more than the previous quarter and marginally more than the number of notified cases in the 2nd quarter of 2015. Overall, the decline in disease due to the serotypes targeted by the 13-valent pneumococcal conjugate vaccine (13vPCV) has been maintained across all age groups, since the...