Free variables and bound variables. For bound variables in computer programming, see Name binding. In mathematics, and in other disciplines involving formal languages, including mathematical logic and computer science, a free variable is a notation that specifies places in an expression where substitution may take place.
HPV virus infection and natural treatment with dietary supplements, risk of vaccine by Ray Sahelian, M.D. December 28 2014. Genital HPV infection is a sexually transmitted disease (STD) that is caused by human papillomavirus.HPV is the name of a group of viruses that includes more than 90 different strains or types.PV infection and cervical cancer Genital human papilloma virus, the most common sexually transmitted disease in the United States, is associated with cervical cancer in women, and penile cancers in men. The infection is asymptomatic until a malignancy develops.
Genital Warts (HPV). It's not necessary to have sexual intercourse to get a sexually-transmitted disease (STD). The human papillomavirus (HPV) that causes genital warts can be transmitted by close skin-to-skin contact.Some types of HPVs cause cervical or anal cancer, and vaccines are available to protect against the most dangerous types.yphilis can be cured with antibiotics, but many people don't notice the early symptoms. It can lead to nerve damage, blindness, paralysis, and even death over time if not treated. The first sign is typically a painless sore on the genitals or anal area.