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Under such conditions , petitions sent to the General Assembly proved a most effective and influential measure of public opinion . Emphasis on the advances made in sensors and sensor platforms , such as ships , satellites , and underwater vehicles . Indeed , given a sufficiently large but finite amount of time , a Turing machine is capable of any computation that can be done by a modern digital computer . These medications are considered among first-line treatment agents and may reduce migraines by affecting the level of serotonin and other brain chemicals . The likelihood of an outbreak being brought to the attention of health authorities depends on consumers and physicians awareness , interest and motivation to report the incident , and the surveillance activities of state and local health agencies .