func LogMatrix(source []rune, target []rune, matrix [][]int) {
	WriteMatrix(source, target, matrix, os.Stderr)
}
func LogMatrix(source []rune, target []rune, matrix [][]int) {
	WriteMatrix(source, target, matrix, os.Stderr)
}
// LogMatrix writes a visual representation of the given matrix for the given
// strings to os.Stderr. This function is deprecated, use
// WriteMatrix(source, target, matrix, os.Stderr) instead.