History of General Topology

Learn everything about the Payment Card Industry Data Security Standards, including assessment and the 12 requirements.

"…The Multiversal book series is equally unique, providing book-length extensions of the lectures with enough additional depth for those who truly want to explore these fields, while also providing the kind of clarity that is appropriate for interested lay people to grasp the general principles involved." - Lawrence M. Krauss

One of the disappointments experienced by most mathematics students is that they never get a course in mathematics. They get courses in calculus, algebra, topology, and so on, but the division of labor in teaching seems to prevent these different topics from being combined into a whole. In fact, some of the most important and natural questions are stifled because they fall on the wrong side of topic boundary lines.

The fundamentals of fraud prevention and monitoring + dispute resolution + PCI-DSS requirements - now in one course.