Saturday, January 31, 2009

Tool Bench Blue Prints

Une nouvelle video.

Norman Wildberger does not stop in so good way! Also, here is a new video of him that I have no doubt, will become your favorite Canadian living in Australia! This time, he reveals the secrets of homogeneous coordinates. Meaning not so obvious that we encounter every day yet! Indeed, most of 3D rendering engines (games, 3D applications, etc..) use this method of calculation for the display of the 2D projection of a 3D scene on a screen. This is where it happens (yes, always in English!):


WildTrig 33: Projective geometry and homogeneous coordinates .


See also the other 32 video lectures .


Tuesday, January 20, 2009

Sanitaryware India Brands

Un générateur d'exercices en ligne !

An application that works either online or locally and generates exercises of math or geometry, and their corrected! It exists and it's called Pyromath ! The installation of the application locally involves the use of MikTeX (the application uses the language to generate LaTeX sheets in pdf form with beautifully written!). I personally prefer the online version. For now, the exercises cover the program generated the 6 th to the 3 rd (for Surveyor herbs then!). So be a test ! Once you have clicked on "create" your browser will suggest you to save a zip archive. The latter contains a form of exercise and a corrected form.

FYI Framasoft tells us that there are other such resources online: ChingAtome , bases Syracuse, Euler . Good reviews!


Thursday, January 8, 2009

Wiring To Alpine Type R 12

Des cours de géométrie en vidéo ...

... Unfortunately, in English! Finally, always helpful, according to our previous knowledge, improve their math or English! The page's author, Norman Wildberger, an Australian mathematician, is here. Below, direct links to videos. Each lasts between 7 and 10 minutes (approximately 20 MB). Well, he does not talk too much too fast!

WildTrig0: An invitation to geometry: the WildTrig series .

WildTrig1: Why Trig is Hard

WildTrig2: Quadrance via Pythagoras and Archimedes

WildTrig3: Spread, angles and astronomy .

WildTrig4: Five main laws of rational trigonometry .

WildTrig5: Applications of rational trigonometry .

WildTrig6: Heron's formula viewed rationally .

WildTrig7: Solving triangles with rational trigonometry .

WildTrig8: Centers of triangles with rational trigonometry .

WildTrig9: The laws of proportion for a triangle .

WildTrig10: Geometry of circles with rational trigonometry .

WildTrig11: Applications of rational trig to surveying (I).

WildTrig12: Cartesian coordinates and geometry .

WildTrig13: Why spreads are better than angles .

WildTrig14: Rational parameters for circles .

WildTrig15: Complex numbers and rotations .

WildTrig16: Rational Trigonometry Quiz 1 .

WildTrig17: Rational trigonometry: Solutions to Quiz 1 .

WildTrig18: Medians, altitudes and vertex bisectors.

WildTrig19: Trigonometry with finite fields (I) .

WildTrig20: Trigonometry with Finite Fields (II) .

WildTrig21: Trigonometry with Finite Fields (III) .

WildTrig22: Highlights from triangle geometry (I) .

WildTrig23: Highlights from triangle geometry (II) .

WildTrig24: Spread polynomials .

WildTrig25: Pentagons and five-fold symmetry .

WildTrig26: Applications of rational trig to surveying (II) .

WildTrig27: Stewart's theorem .

WildTrig28: What size ladder fits around a corner ?

WildTrig29: Trisecting angles and Hadley's theorem .

WildTrig30: Polar coordinates and rational trigonometry .

WildTrig31: Introduction to Projective Geometry .

WildTrig32: Projective geometry and perspective .


Tuesday, January 6, 2009

What Side Dishes Go With Deer Meat

La formation technicien géomètre-topographe AFPA.

The results of searches on Google sometimes lead to future candidates for training as a surveyor on these pages. Some contact me for some clarification. This post is therefore to provide some answers and, hopefully, reassure and build confidence for future candidates. Here is

-cons the part of review requested by the APMA in 2007 on the math and geometry. MCQ type examination to verify that knowledge. If they make it possible to follow very well the training, all are not absolutely necessary though. However, I invite you to contact the AFPA for updated information.

It is vital cons of being or becoming familiar with the concept of triangles and trigonometry. This point is really important.

People sometimes worry that their training is not scientific or technical. So do not panic! Applicants come from all walks really, they are predominantly literary or more technical, and they are doing very well! The criterion for success is, in my view, provide a regular job. Indeed, if the concepts to be acquired are not overly complex, they are numerous! There are concepts that can not invent, we must learn!

training includes a significant amount of practical work. There are approximately two dozen in the eleven-month internship. It must be remembered that l'évaluation finale (qui conditionne l'obtention du diplôme !), se fait aussi sur la présentation d'une partie de ces travaux (les derniers généralement car ils sont les plus complexes, donc plus intéressant à présenter). Il est donc important de ne pas prendre de retard sur les TP ! Mêmes si la formation dure 11 mois, ça passe vite, aussi, prendre trop de retard, c'est prendre des risques.

A propos de l'informatique. Certains candidats à la formation arrivent en n'ayant pas de notion de l'utilisation d'un ordinateur (c'est de plus en plus rare). C'est clairement ajouter une difficulté. C'est une bonne idée, si on est dans ce cas, que de régler ce point before training. No need to become a kador Word or Excel, but know how to locate a file on the hard disk, ie save a document in one place, knowing how to use the internet is much point, when are acquired, will allow you to concentrate on the essentials.

Thursday, January 1, 2009

Post C-section Shaving

Meilleurs Vœux !

Happy New Year to all readers of this blog (and sometimes future trainees AFPA)!