Miscellaneous Talks Math is hard. by Lee Yeohyeon February 10, 2018 written by Lee Yeohyeon February 10, 2018 451 views Math is hard. So is life. Get over it. 0 comment 0 FacebookTwitterPinterestEmail previous post 간단한 이중적분 계산 next post 끝낼 수 있을까. Leave a Comment Cancel Reply Save my name, email, and website in this browser for the next time I comment. Δ