Category Archives: Population genetics

J. B. S. Haldane (1924) and “Familial Selection”

Posted on December 18, 2014 by johwq64851

Figure: Phase portraits of J. B. S. Haldane’s “familial selection” model. Nullclines (colored curves) and example solutions (black lines) are shown. Arrows show direction of time. Shaded portions are not part of the phase space for this model. (A) Selection … Continue reading →

Posted in Population genetics | Comments Off on J. B. S. Haldane (1924) and “Familial Selection”

The Selection Coefficient and Early Selection Models of J. B. S. Haldane (1924)

Posted on November 24, 2014 by johwq64851

In 1924, J. B. S. Haldane published the first of a series of 10 papers with the main title, “A Mathematical Theory of Artificial and Natural Selection”. He expressed his motivation in the very first sentence of the first paper: … Continue reading →

Posted in Population genetics | Comments Off on The Selection Coefficient and Early Selection Models of J. B. S. Haldane (1924)

What did G. H. Hardy, of Hardy-Weinberg fame, actually show?

Posted on November 2, 2014 by johwq64851

Introduction G. H. Hardy was a very successful mathematician of the early 20th century. Even today he is highly esteemed among professional mathematicians. He made seminal contributions to a variety of subdisciplines, including number theory and analysis, and he was … Continue reading →

Posted in BIO 181, BIO 298, Evolution, Population genetics | Comments Off on What did G. H. Hardy, of Hardy-Weinberg fame, actually show?