If you graph a linear function, you get a line. If you graph a quadratic function, you get something called a parabola. A parabola tends to look like a smile or a frown, depending on the function. Check out this tutorial and learn about parabolas!
Green Door Meanings. Green bursts with images of spring, and so green is symbolic of renewal, growth, rejuvenation and transformation. Green is associated with the earth, and can provide grounding energies. Green is also used in holistic healing practices because it promotes physical well-being as well as compassion.
âThese doors are a blank canvas for color and can work as an accent for the home exterior,â says Smith. âThe beauty of these doors is that they can be painted to reflect the most current preferences or our need for something new.â. 2016 Door Color Trends.