Use 'to command' instead of 'to request' in docs regarding Operations

Author: vladimir-ch

linesearch.go

@@ -22,7 +22,7 @@ type LinesearchMethod struct {
 	dir []float64 // Search direction for the current iteration.
 
 	first     bool      // Indicator of the first iteration.
-	nextMajor bool      // Indicates that MajorIteration must be requested at the next call to Iterate.
+	nextMajor bool      // Indicates that MajorIteration must be commanded at the next call to Iterate.
 	eval      Operation // Indicator of valid fields in Location.
 
 	lastStep float64   // Step taken from x in the previous call to Iterate.

local.go

@@ -152,7 +152,7 @@ func minimize(p *Problem, method Method, settings *Settings, stats *Stats, optLo
 
 	for {
 		// Sequentially call method.Iterate, performing the operations it has
-		// requested, until convergence.
+		// commanded, until convergence.
 
 		switch op {
 		case NoOperation:

neldermead.go

@@ -236,13 +236,13 @@ func (n *NelderMead) Iterate(loc *Location) (Operation, error) {
 }
 
 // returnNext updates the location based on the iteration type and the current
-// simplex, and returns the next request.
+// simplex, and returns the next operation.
 func (n *NelderMead) returnNext(iter nmIterType, loc *Location) (Operation, error) {
 	n.lastIter = iter
 	switch iter {
 	case nmMajor:
 		// Fill loc with the current best point and value,
-		// and request a convergence check.
+		// and command a convergence check.
 		copy(loc.X, n.vertices[0])
 		loc.F = n.values[0]
 		return MajorIteration, nil

types.go

@@ -15,7 +15,7 @@ import (
 
 const defaultGradientAbsTol = 1e-6
 
-// Operation represents the set of operations requested by Method at each
+// Operation represents the set of operations commanded by Method at each
 // iteration. It is a bitmap of various Iteration and Evaluation constants.
 // Individual constants must NOT be combined together by the binary OR operator
 // except for the Evaluation operations.