- Look up
umbral in Wiktionary, the free dictionary.
Umbral is
derived from the
Latin word umbra,
meaning "shadow". It is also the
Spanish and Portuguese...
- The term
umbral calculus has two
related but
distinct meanings. In mathematics,
before the 1970s,
umbral calculus referred to the
surprising similarity...
- Pérez Martínez (11 May 1932 – 28
August 2007),
better known as
Francisco Umbral, was a
Spanish journalist, novelist,
biographer and essayist.
Although he...
- In mathematics,
umbral moonshine is a
mysterious connection between Niemeier lattices and Ramanujan's mock
theta functions. It is a
generalization of the...
- Fate/Extella: The
Umbral Star (****anese: フェイト/エクステラ, Hepburn: Feito/Ekusutera) is an
action video game
developed and
published by Marvelous. The game is...
- each
polynomial equals its degree,
satisfying conditions related to the
umbral calculus in combinatorics. They are
named for
Isador M. Sheffer. Fix a polynomial...
- to
Umbral in
which they must
return to
Axiom and
retrieve lost
experience points,
called Vigor in the game. When the
player is
killed in the
Umbral realm...
-
World of
Darkness is a
series of
tabletop role-playing games,
originally created by Mark Rein-Hagen for
White Wolf Publishing. It
began as an
annual line...
-
partial eclipses happen after the
first six
umbral ones (counted as "partial
eclipses before the
umbral eclipses") In order: 10 total, 6 hybrid, 4 annular...
-
repeating every 18 years, 11 days,
containing 70 eclipses, 41 of
which will be
umbral (all annular). The
first eclipse of the
series will be on 23 May 2134 and...
