An ordinary Petri net is a bipartite directed graph composedof places, drawn as circles, and transitions, drawn as bars. A formal denitionfollows [3]:Denition 2.1 An ordinary Petri Net (PN) is a 5-tuplePN = (P;T;I ;I + ;M 0) where:1. P = fp 1 ;p 2 ;:::;p n gis a nite and non-empty set of places,2.
The Colors of Geraniums. Geraniums come in a host of colors, from the traditional white, red and pink to the more exotic orange and purple. Geraniums (Pelargonium spp.) are popular garden favorites that can be cultivated throughout all the USDA hardiness zones as annuals or year-round as indoor plants.
Geraniol is a clear to pale-yellow oil with a rose-like odor. In addition to being used as a fragrance ingredient, Geraniol is also used in flavors such as peach, raspberry, plum, citrus fruits, watermelon, pineapple and blueberry.n cosmetics and personal care products, Geraniol is used in the formulation of aftershave lotions, bath products, bubble baths, hair products, lipsticks, moisturizers, perfumes and colognes, skin care products and suntan products.