Abstract purple background with a writhing snake lineAbstract purple background with a writhing snake line
The image is suitable for the desktop of the computerThe image is suitable for the desktop of the computer
Annotation with a blue contrasting flame on a black backgroundAnnotation with a blue contrasting flame on a black background
В математике: всякая непрямая линия. Кривая линия, изображающая рост или падение чего-н. в развитии какого-н. процесса.