Table 1

Symbols and notation.

Symbol

Meaning

N

Population size

ϕ

Phenotype of an individual

ϕo

Mean phenotype of an individual's offspring

δ

ϕo - ϕ

<a onClick="popup('http://www.biomedcentral.com/1471-2148/8/262/mathml/M7','MathML',630,470);return false;" target="_blank" href="http://www.biomedcentral.com/1471-2148/8/262/mathml/M7">View MathML</a>

Expected mean value of δ in the population

w

Fitness of an individual

<a onClick="popup('http://www.biomedcentral.com/1471-2148/8/262/mathml/M8','MathML',630,470);return false;" target="_blank" href="http://www.biomedcentral.com/1471-2148/8/262/mathml/M8">View MathML</a>

Expected fitness in the current environment

fϕ

Frequency of phenotype ϕ in the population

Ω

<a onClick="popup('http://www.biomedcentral.com/1471-2148/8/262/mathml/M9','MathML',630,470);return false;" target="_blank" href="http://www.biomedcentral.com/1471-2148/8/262/mathml/M9">View MathML</a> conditional on <a onClick="popup('http://www.biomedcentral.com/1471-2148/8/262/mathml/M2','MathML',630,470);return false;" target="_blank" href="http://www.biomedcentral.com/1471-2148/8/262/mathml/M2">View MathML</a> ≠ 0

H(<a onClick="popup('http://www.biomedcentral.com/1471-2148/8/262/mathml/M2','MathML',630,470);return false;" target="_blank" href="http://www.biomedcentral.com/1471-2148/8/262/mathml/M2">View MathML</a>)

Harmonic mean of <a onClick="popup('http://www.biomedcentral.com/1471-2148/8/262/mathml/M2','MathML',630,470);return false;" target="_blank" href="http://www.biomedcentral.com/1471-2148/8/262/mathml/M2">View MathML</a>

μi(w)

ith central moment of w

<a onClick="popup('http://www.biomedcentral.com/1471-2148/8/262/mathml/M10','MathML',630,470);return false;" target="_blank" href="http://www.biomedcentral.com/1471-2148/8/262/mathml/M10">View MathML</a> or Ave (X)

Average value of X in population

<a onClick="popup('http://www.biomedcentral.com/1471-2148/8/262/mathml/M11','MathML',630,470);return false;" target="_blank" href="http://www.biomedcentral.com/1471-2148/8/262/mathml/M11">View MathML</a> or E(x)

Expected value of random variable X

Rice BMC Evolutionary Biology 2008 8:262   doi:10.1186/1471-2148-8-262

Open Data