منابع مشابه
Getting more colors I
We establish a coloring theorem for successors of singular cardinals, and use it prove that for any such cardinal μ, we have μ+ 9 [μ+]2 μ+ if and only if μ+ 9 [μ]θ for arbitrarily large θ < μ.
متن کاملPericarp Studies in Maize. I. the Inheritance of Pericarp Colors.
PAGE INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 466 Nomenclature.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 467 Pigments present in colored pericarp.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....
متن کاملLuminance contours can gate afterimage colors and "real" colors.
It has long been known that colored images may elicit afterimages in complementary colors. We have already shown (Van Lier, Vergeer, & Anstis, 2009) that one and the same adapting image may result in different afterimage colors, depending on the test contours presented after the colored image. The color of the afterimage depends on two adapting colors, those both inside and outside the test. He...
متن کاملWatermarking Spot Colors Osama
Watermarking of printed materials has usually focused on process inks of cyan, magenta, yellow and black (CMYK). In packaging, almost three out of four printed materials include spot colors. Spot colors are special premixed inks, which can be produced in a vibrant range of colors, often outside the CMYK color gamut. In embedding a watermark into printed material, a common approach is to modify ...
متن کاملThe Poetry of Colors
Bruce Thacker never took an art class. He never even took a computer class. His degree is in geology, and he fi rst bought a computer in 1990 to track stock investments. Somewhere in the convoluted melange of his linear history, he owned a contemporary art gallery, invested in stocks and real estate, owned a custom photo lab, and was a professional photographer. “Other things that I’ve never ha...
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ژورنال
عنوان ژورنال: Ciències: revista del professorat de ciències de Primària i Secundària
سال: 2007
ISSN: 1699-6712
DOI: 10.5565/rev/ciencies.273