What is the Sleeping Beauty logic trap?
The Sleeping Beauty problem is a puzzle in decision theory in which whenever an ideally rational epistemic agent is awoken from sleep, she has no memory of whether she has been awoken before.
What is the problem in the story of Sleeping Beauty?
Beauty is not awakened. This case sets up what’s called the “Sleeping Beauty Problem.” Its question is: What degree of belief, or credence, should Beauty assign to the claim “The coin landed heads” (call this H) when she awakens?
How was Sleeping Beauty actually awakened?
The good fairy, realizing that the princess would be frightened if alone when she awakens, uses her wand to put every living person and animal in the palace asleep, to awaken when the princess does. The prince finds the Sleeping Beauty, in deep slumber amidst the bushes.
What causes Sleeping Beauty syndrome?
The exact cause of KLS is unknown, but some doctors believe certain factors can increase your risk for this condition. For example, KLS may arise from an injury in the hypothalamus, the part of the brain that controls sleep, appetite, and body temperature.
Is Sleeping Beauty Based on a true story?
The story of Sleeping Beauty was based on the fairy tale “La Belle Au Bois Dormant,” published in 1697 by Charles Perrault. This tale also served as the inspiration for the Brothers Grimm tale, The Briar Rose, published in 1812.
Is it possible to sleep for months?
Kleine-Levin Syndrome. Kleine-Levin Syndrome generally strikes adolescents. People who have it experience episodes of extreme sleepiness that could last from days to weeks.
What is Kevin Levin Syndrome?
Kleine-Levin syndrome is an extremely rare disorder characterized by the need for excessive amounts of sleep (hypersomnolence), excessive eating (compulsive hyperphagia), and behavioral abnormalities. Onset of symptoms associated with this disorder is extremely rapid. Such symptoms may persist for days to weeks.
Is there a sleeping beauty disease?
Kleine–Levin syndrome (KLS), also called “Sleeping beauty syndrome” is a rare, disorder predominantly reported in adolescent males, characterized by recurrent episodes of hypersomnia and to various degrees, hyperphagia, cognitive disturbances, and hypersexuality.
What is it called when you sleep for days?
Excessive daytime sleepiness (hypersomnia) is a condition where people fall asleep repeatedly during the day; sometimes in the middle of eating a meal or during a conversation.
What is Jarcho Levin Syndrome?
Jarcho-Levin syndrome is a rare genetic disorder characterized by multiple vertebral and rib anomalies. There are two types of Jarcho-Levin syndrome, spondylothoracic dysplasia and spondylocostal dysostosis. Spondylothoracic dysplasia has a grimmer prognosis than spondylocostal dysostosis.
Is it possible to be born without ribs?
Ribs can be fused or missing in chaotic patterns. These malformations are present at birth (congenital). The severity and specific symptoms can vary among affected individuals, even among members of the same family.
Why do I only have 11 ribs?
≤11 ribs is associated with a number of congenital abnormalities and skeletal dysplasias, including: Down syndrome (trisomy 21) campomelic dysplasia. kyphomelic dysplasias.
What causes ribs to fuse?
Spondylocostal dysplasia (or dysostosis), a rare condition characterized by abnormal development of the spine and ribs. People with this condition can have fused or missing ribs as well as an abnormally curved spine (scoliosis) caused by misshapen or fused vertebrae.
Is lumbar spondylosis arthritis?
This age-related condition is called lumbar spondylosis. It’s also frequently called arthritis of the lower back and results in chronic lower back pain that worsens with age and increases with movement. When this condition occurs in the neck, it’s called cervical spondylosis.
Why do my ribs stick out under my breasts?
Pectus carinatum is a childhood condition in which the sternum (breastbone) sticks out more than usual. It is believed to be a disorder of the cartilage that joins the ribs to the breastbone. Diagnosis and treatment are discussed.