6KiB, 292x200, nabla.png View SameGoogleiqdbSauceNAO Anonymous Mon 12 Jul 01:34:17 2021 No.13383457 ViewReplyOriginalReport Quoted By: >>13383480 >>13383490 >>13383511 >>13383546 >>13383762 >>13383851 >>13384101 Why is this funny triangle so important in the fields of STEM?