Cotangent Function. The cosecant function given by. and its period, phase shift, asymptotes domain and range are explored interactively. An applet is used, where parameters a, b, c and d are changed to investigate their effects on the graph of f.
Muscles can also become weak and joint stiffness can occur. Because of the generalized, systemic nature of CREST syndrome, it can also affect almost any organ in the body, such as the heart, lungs, and kidneys. Symptoms can include chest pain and hematuria.
People with CREST syndrome often have a condition called Raynaud's phenomenon with symptoms that include paleness, coldness, pain and numbness of the fingers and toes. Raynaud's phenomenon is the result of spasms of the small blood vessels of the finger and toes can be triggered by cold temperatures or stress.