Tài liệu Transitions Between Contexts of Mathematical Practices pdf

... (that of talking about mathematical facts within the practice), which disturbs his line of thought. This occurs due to this transition between two practices – that of an ardina and that of an ... (eds.), Transitions Between Contexts of Mathematical Practices, 1–5. © 2002 Kluwer Academic Publishers. Printed in Great Britain. 1 110 MADALENA SANTOS AND JOÃO FILIPE MATOS...

Ngày tải lên: 12/02/2014, 16:20

... In addition the Microsoft operating system is designed with a model that focuses on entertainment and office use and is incompatible with the needs of manufacturing professionals. Most notably ... two computers and a connecting cable between them. These computers can then pass packets of information back and forth for basic communication. This type of connection is commonly used b...

Ngày tải lên: 22/12/2013, 20:17

... advantages of CMOS over TTL ICs. Because of the high operating speeds of many digital circuits, internal switching delays become important. Figure 6-2 is a waveform diagram of the input ... future families. It offers a combination of speed, power consumption, output source, and sink capabilities suitable for most applications, and it offers the greatest variety of lo...

Ngày tải lên: 21/01/2014, 06:20

... target. angle of arrival The angle which the line of propa- gation of an incoming radio wave makes with the surface of the earth. Compare ANGLE OF DE- PARTURE. angle of azimuth The horizontal angle between the ... PROCESSING. adsorption Adhesion of a thin layer of molecules of one substance to the surface of another without absorption. An example is adsorption of water...

Ngày tải lên: 25/01/2014, 13:20

... determination of the direction of a source of electromagnetic energy, on account of the motion of the source and/or the detecting apparatus. 3. A small displacement in the appar- ent positions of the ... measurement of current Measurement of a current directly in terms of defining quan- tities. 1. TANGENT GALVANOMETER method: Current is proportional to the tangent of the a...

Ngày tải lên: 25/01/2014, 13:20

... codes. Consider the case of a single die. On each of its six sides, one of the following patterns appears, representing the numbers 1-6. Figure 2-1. The Six Sides of a Die These patterns are ... names of their respective companies. by Professor Barry Paton Dalhousie University Fundamentals of Digital Electronics 3-2 © National Instruments Corporation Lab 3 Binary Addition Whic...

Ngày tải lên: 25/01/2014, 13:20

Ngày tải lên: 14/02/2014, 21:20

... speak of this call, of course, is to speak of Self-realization, a developing relationship with Self in all aspects of our lives. We have outlined Self-realization in our discussion of the stages of ... appreciation for the service of that part and a griev- ing of its passing. Of course, the tal- ents and skills of the old form will then become available in the growth of...

Ngày tải lên: 15/02/2014, 15:20

... understanding of the medium of photography, Trifonova’s account of Cavell’s appreciation of the philosophical potential of modern art, Pérez’s interpretation of Žižek’s philosophy of film as ... independent of human (past or present) activity. The turn to “affect” enables discussion of the important question of the appeal of works of art, of the emotional and s...

Ngày tải lên: 19/02/2014, 07:20