Evolution of GP Phenotype Sextic Polynomial

Each frame plots the best match (green line) to the target (x+1)(x+1)xx(x-1)(x-1) function given by 50 testpoints (in blue). Over successive generations the evolved function more closely matches the target points. For video giving back ground see video https://youtu.be/irLoaq6MzbU or paper http://gpbib.cs.ucl.ac.uk/gp-html/langdon_GPEM_gpconv.html