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.
In Scotland, homeowners would paint their front door red to signify that they had paid off their mortgage. Now that youâve read some of the meanings and origins behind having a red front door, you can decide if painting your front door red is the right choice for your home.