Method: MathGL::MglData#diff2

Defined in:

lib/mathgl/doc/libdoc_data_en.rb

#diff2(dir) ⇒ nil

Data changing. Double-differentiates (like Laplace operator) the data in given direction.

Parameters:

• dir (String)

Returns:

• (nil)

# File 'lib/mathgl/doc/libdoc_data_en.rb', line 860

def diff2
end