Added demo worksheet for JZY3d
Added demo worksheet for JZY3d

transcendent-ai-labs/DynaML,transcendent-ai-labs/DynaML,mandar2812/DynaML,transcendent-ai-labs/DynaML,transcendent-ai-labs/DynaML,transcendent-ai-labs/DynaML,mandar2812/DynaML