Tập hợp - Giải tích tổ hợp
Khái niệm về tập hợp
•Khái niệm tập hợp là một khái niệm không có định nghĩa,
tương tự như khái niệm điểm, đường thẳng trong hình học.
•Tập hợp có thể hiểu tổng quát là một sự tựu tập của một số
hữu hạn hay vô hạn các đối tượng nào đó.
Các đối tượng này được gọi là các phần tử của tập hợp.
![Bài giảng Giải tích hàm nhiều biến [chuẩn nhất]](https://cdn.tailieu.vn/images/document/thumbnail/2026/20260508/vispacex_27/135x160/91991778472930.jpg)
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