Maxwell is probably the most popular of the unbiased rendering solutions (for an explanation of biased vs. unbiased rendering, read here).
O nwere ike ịbụ na Maxwell bụ ihe kachasị mma maka nsụgharị na- enweghị atụ (maka nkọwa nke nsụgharị na-enweghị isi, nke a na-edeghị aha , gụọ ebe a).