Carbon Pricing: Not Such a Clean Option
Carbon pricing has been hailed as the best way to bring down emissions and drive investment in cleaner technologies. New research suggests it could do just the opposite.
Author(s): Serguei Netessine, INSEAD Professor of Technology

Microbiological Garden
The Microbiological Garden features specialized collections with images and informative paragraphs covering microbial-based topics including: foyer, microbes in the kitchen, bacteria on our skin, pathogens, yeast under the microscope, how bacteria swim, moving bacterial bands, magic microbial spheres, magnetic bacteria, movement symbiosis, Euglena, Vorticella, nectar yeasts, phototrophic consortia, luminescent bacteria, bacteria from a lake, water-air interface, bacteria from the North Sea, Medi
Author(s): Creator not set

Microbial World
This on-line unit is an introduction to microbes, providing activities that highlight the diversity and wonder of the microbial world for students in grades 5 - 8. Lessons include: Microbial Time Line, Microbe Observations, Germ Wars, Microbe Hunters, and Microbial Brew. Each lesson plan includes an introduction, time, objectives, materials, advanced preparation, teacher notes, and student pages.
Author(s): Creator not set

2.1 Introduction

In this section we shall define the complex number system as the set R × R (the Cartesian product of the set of reals, R, with itself) with suitable addition and multiplication operations. We shall define the real and imaginary parts of a complex number and compare the properties of the complex number system with those of the real number system, particularly from the point of view of analysis.

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