what is pre-viz
Previsualization (also known as previs, previz, pre-rendering, preview or wireframe windows) is a function to visualize complex scenes in a movie before filming. It is also a concept in still photography. Previsualization is applied to techniques such as storyboarding, either in the form of charcoal drawn sketches or in digital technology in the planning and conceptualization of movie scenery make up.
Pre-Algebra is a common name for a course in middle school mathematics. In the United States, pre-algebra is usually taught in the 7th grade. The objective of pre-algebra is to prepare the student for the study of algebra. Pre-algebra includes several broad subjects: 1  Review of natural number arithmetic. 2  New types of numbers such as integers, fractions, decimals and negative numbers.