Thomas Petit reveals a true master in his way of explaining al using methods. What he meant by methods, c is simply the best procedepour solve a problem-type.
Here's an example of what he meant by method, from the chapter 3 of the fractions:
"METHOD 1: Applying the first four basic rules.
Principle:
It s use of the following rules ... "
Everything is embellished with reflections that decrispent you like this:
"Go, c is gone, first of all, you need a minimum luggage (normally
in previous classes you have already given ... unless asleep on a table of Education, n you have learned nothing from all this ...) "
150 methods, 90 corrected exercises, plus tips for Patent.
The book is etched into two parts: the digital part into 15 chapters and part geometry into 8 chapters.
Followed by corrected exercises round off the book of 330 pages.
The best book of mathematics that I have ever met!