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  2. Blackboard Inc. - Wikipedia

    en.wikipedia.org/wiki/Blackboard_Inc.

    Website. blackboard.com. Blackboard Inc., now Anthology is an American educational technology company with corporate headquarters in Boca Raton, Florida. Blackboard was known for Blackboard Learn, a learning management system. [4] Blackboard Inc. merged with Anthology in late 2021. [5]

  3. Blackboard Learn - Wikipedia

    en.wikipedia.org/wiki/Blackboard_Learn

    Blackboard Learn (previously the Blackboard Learning Management System) is a web-based virtual learning environment and learning management system developed by Blackboard Inc. The software features course management, customizable open architecture , and scalable design that allows integration with student information systems and authentication ...

  4. What Normal (and Abnormal) Urine Test Results Reveal - Healthline

    www.healthline.com/health/normal-urine-test...

    ketones. presence in urine is abnormal, may indicate diabetes. albumin. presence is abnormal, may indicate kidney disease. protein. presence is abnormal, may indicate kidney disease. bilirubin ...

  5. UL (safety organization) - Wikipedia

    en.wikipedia.org/wiki/UL_(safety_organization)

    The UL enterprise is a global safety science company headquartered in Northbrook, Illinois, composed of three organizations, UL Research Institutes, UL Standards & Engagement and UL Solutions. Established in 1894, the UL enterprise was founded as the Underwriters' Electrical Bureau (a bureau of the National Board of Fire Underwriters ), [5] and ...

  6. Glossary of mathematical symbols - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_mathematical...

    Glossary of mathematical symbols. A mathematical symbol is a figure or a combination of figures that is used to represent a mathematical object, an action on mathematical objects, a relation between mathematical objects, or for structuring the other symbols that occur in a formula. As formulas are entirely constituted with symbols of various ...

  7. Ulcer Treatment and Prevention - WebMD

    www.webmd.com/digestive-disorders/understanding...

    Medications. Medications are usually used to treat mild-to-moderate ulcers. Antibiotics. If your ulcer is caused by H. pylori bacteria, antibiotics can cure the ulcer. Usually, the doctor will ...

  8. How to Fall Asleep Fast in 10, 60, or 120 Seconds - Healthline

    www.healthline.com/health/healthy-sleep/fall...

    Drop your shoulders to release the tension, and let your hands drop to the side of your body. Exhale, relaxing your chest. Relax your legs, thighs, and calves. Clear your mind for 10 seconds by ...

  9. Chalkboard scraping - Wikipedia

    en.wikipedia.org/wiki/Chalkboard_scraping

    Chalkboard scraping. Scraping a chalkboard (also known as a blackboard) with one's fingernails produces a sound and feeling which most people find extremely irritating. The basis of the innate reaction to the sound has been studied in the field of psychoacoustics (the branch of psychology concerned with the perception of sound and its ...