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<fann_get_rprop_delta_maxfann_get_rprop_delta_zero>
^Fann FunctionsLast updated: Mon, 26 Oct 2026

fann_get_rprop_delta_min

(PECL fann >= 1.0.0)

fann_get_rprop_delta_min — Returns the minimum step-size

Description

function fann_get_rprop_delta_min(resource $ann): float

The minimum step-size is a small positive number determining how small the minimum step-size may be.

The default value delta min is 0.0.

Parameters

ann

Neural network resource.

Return Values

The minimum step-size, or false on error.

See Also


<fann_get_rprop_delta_maxfann_get_rprop_delta_zero>
^Fann FunctionsLast updated: Mon, 26 Oct 2026