Philosophical Transactions of the Royal Society was first published in 1665 and is the oldest scientific journal in the world, including mathematics.

The primary purpose of a mathematical journal is to disseminate new mathematical knowledge by publishing original research articles.

Mathematical journals publish a variety of article types, including research articles, review articles, expository articles, and problem-solving articles.

The main readers of mathematical journals are mathematicians, who use them to keep up with the latest research in their field.

Mathematical journals contribute to the dissemination of mathematical knowledge by providing a forum for mathematical discussion, promoting mathematical education, and preserving mathematical history.

Mathematical journals face a number of challenges in the 21st century, including the increasing cost of publishing, the proliferation of electronic journals, and the need to maintain high standards of quality.

Mathematical journals can continue to play a vital role in the dissemination of mathematical knowledge in the future by embracing new technologies, promoting open access, and fostering collaboration between mathematicians.

The Journal of Number Theory is a mathematical journal that publishes research articles in the field of number theory.

The Mathematical Reviews is a mathematical journal that publishes review articles of mathematical research papers.

The American Mathematical Monthly is a mathematical journal that publishes expository articles on a variety of mathematical topics.

The Journal of Recreational Mathematics is a mathematical journal that publishes problem-solving articles on a variety of mathematical topics.

Peer review is a process in which experts in a particular field review and evaluate the quality of a manuscript before it is published. The purpose of peer review is to ensure the accuracy and quality of the articles, prevent the publication of plagiarized articles, and protect the intellectual property of the authors.

Peer reviewers evaluate mathematical articles based on a number of criteria, including the originality of the research, the significance of the results, and the clarity and correctness of the exposition.

Authors can improve their chances of getting their articles published in a mathematical journal by conducting original and significant research, writing clearly and correctly, and following the journal's submission guidelines.

Publishing in a mathematical journal can help to advance the author's career, disseminate the author's research findings, and establish the author's reputation as a scholar.