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.
Step 3 of 5 in the process â How to Choose a Front Door in 5 Steps. Your front door is a combined reflection of your environment, unique personality and the natural energies that some believe are all around us. Choosing the front door color that harmonizes all of these considerations is what this section is all about.