A chalkboard with a complex equation showing many variables interacting, not just a simple formula.. Classic anime style featuring bold outlines, vibrant colors, and nostalgic aesthetics.. Soft, muted color palettes with a calming and ethereal quality.

A chalkboard with a complex equation showing many variables interacting, not just a simple formula.. Classic anime style featuring bold outlines, vibrant colors, and nostalgic aesthetics.. Soft, muted color palettes with a calming and ethereal quality.