r"""Random test objective function. .. list-table:: :widths: 10 50 :stub-columns: 1 * - Type - minimization or max

r"""Rastrigin test objective function. .. list-table:: :widths: 10 50 :stub-columns: 1 * - Type - minimization

r"""Scaled Rastrigin test objective function. :math:`f_{\text{RastScaled}}(\mathbf{x}) = 10N + \sum_{i=1}^N \ \left(10^{\left(\frac{i-1}{

r"""Skewed Rastrigin test objective function. :math:`f_{\text{RastSkew}}(\mathbf{x}) = 10N + \sum_{i=1}^N \left(y_i^2 - 10 \cos(2\pi x_i)\right)

r"""Rational polynomial ball benchmark function. .. list-table:: :widths: 10 50 :stub-columns: 1 * - Range - :math

r"""Rational polynomial benchmark function. .. list-table:: :widths: 10 50 :stub-columns: 1 * - Range - :math:`\ma

Inserts 'node' at the position it had in all lists in [0, 'index'[ before it was removed. This method assumes that the next and previ

Removes and returns 'node' from all lists in [0, 'index'[.

r"""Ripple benchmark function. .. list-table:: :widths: 10 50 :stub-columns: 1 * - Range - :math:`\mathbf{x} \in [

Root of the tree, the element 0 of the list.

r"""Rosenbrock test objective function. .. list-table:: :widths: 10 50 :stub-columns: 1 * - Type - minimization

Royal Road Function R2 as presented by Melanie Mitchell in : "An introduction to Genetic Algorithms".

r"""Salustowicz benchmark function. .. list-table:: :widths: 10 50 :stub-columns: 1 * - Range - :math:`x \in [0, 1

r"""Salustowicz benchmark function. .. list-table:: :widths: 10 50 :stub-columns: 1 * - Range - :math:`\mathbf{x}

Set the current scale to *factor*. After decorating the evaluation function, this function will be available directly from the functio

r"""Schaffer test objective function. .. list-table:: :widths: 10 50 :stub-columns: 1 * - Type - minimization

r"""Schaffer's multiobjective function on a one attribute *individual*. From: J. D. Schaffer, "Multiple objective optimization with vector eva

r"""Schwefel test objective function. .. list-table:: :widths: 10 50 :stub-columns: 1 * - Type - minimization

Returns an individual that does the best on the fitness cases when considered one at a time in random order. https://push-language.hampsh

Select the *k* best individuals among the input *individuals*. The list returned contains references to the input *individuals*. :param indiv

Tournament selection which use the size of the individuals in order to discriminate good solutions. This kind of tournament is obviously usele

Returns an individual that does the best on the fitness cases when considered one at a time in random order. Requires a epsilon parameter.

Returns an individual that does the best on the fitness cases when considered one at a time in random order. http://faculty.hampshire.edu/lspe

Apply NSGA-II selection operator on the *individuals*. Usually, the size of *individuals* will be larger than *k* because any individual prese

Select *k* individuals from the input *individuals* using *k* spins of a roulette. The selection is made by looking only at the first objectiv

Apply SPEA-II selection operator on the *individuals*. Usually, the size of *individuals* will be larger than *n* because any individual prese

Select the *k* individuals among the input *individuals*. The selection is made by using a single random value to sample all of the individual

Select the best individual among *tournsize* randomly chosen individuals, *k* times. The list returned contains references to the input *indiv

Tournament selection based on dominance (D) between two individuals, if the two individuals do not interdominate the selection is made based o

Select the *k* worst individuals among the input *individuals*. The list returned contains references to the input *individuals*. :param indi

r"""The Shekel multimodal function can have any number of maxima. The number of maxima is given by the length of any of the arguments *a* or *c*,

r"""Sine cosine benchmark function. .. list-table:: :widths: 10 50 :stub-columns: 1 * - Range - :math:`\mathbf{x}

r"""Sphere test objective function. .. list-table:: :widths: 10 50 :stub-columns: 1 * - Type - minimization

Implement a static limit on some measurement on a GP tree, as defined by Koza in [Koza1989]. It may be used to decorate both crossover and mut

Retrieve the formatted not streamed yet entries of the database including the headers. :: >>> log = Logbook()

Return the ratio of the number of terminals on the number of all kind of primitives.