The picture is an abstraction of blue blue and redThe picture is an abstraction of blue blue and red
The emphasis on abstraction is the basis of designThe emphasis on abstraction is the basis of design
Spiral staircase with patterned railings in gray and black tonesSpiral staircase with patterned railings in gray and black tones
В математике: всякая непрямая линия. Кривая линия, изображающая рост или падение чего-н. в развитии какого-н. процесса.