The discussion centers on the proper use of LaTeX for posting mathematical content, specifically regarding the Divergence Theorem and surface integrals. Users emphasize the importance of avoiding image uploads in favor of LaTeX to enhance readability and facilitate quoting. The original poster acknowledges the feedback and agrees to use LaTeX in future posts. The conversation highlights the community's preference for clear, text-based mathematical expressions over images. Overall, the forum encourages best practices for sharing complex mathematical ideas.