Đang chuẩn bị liên kết để tải về tài liệu:
Caculus

Không đóng trình duyệt đến khi xuất hiện nút TẢI XUỐNG Tải xuống

Calculus isn’t a hard subject. Algebra is hard. I still remem- ber my encounter with algebra. It was my first taste of abstraction in mathematics, and it gave me quite a few black eyes and bloody noses. Geometry is hard. For most peo- ple, geometry is the first time they have to do proofs using formal, ax- iomatic reasoning.