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  • Just as the points (cos t, sin t) form a circle with a unit radius, the points (cosh t, sinh t) form the right half of the equilateral hyperbola. The function sinh x has a Taylor series expression with only odd exponents for x. Thus it is an odd function, that is, −sinh x = sinh(−x), and sinh 0 = 0. — “Hyperbolic function - Wikipedia, the free encyclopedia”,
  • Tanh-Sinh quadrature is a method for numerical integration introduced by Hidetosi Tanh-Sinh quadrature is less efficient than Gaussian quadrature for smooth integrands,. — “Tanh-sinh quadrature - Wikipedia, the free encyclopedia”,
  • Nghia-Sinh International is a humanitarian organization founded in June 1963 in Saigon to provide emergency assistance to the elderly and the poor who arrived in Saigon as refugees from the countryside of Vietnam. Nghia-Sinh served thousands of people for 12 years in Vietnam. — “Nghia-Sinh International - Wikipedia, the free encyclopedia”,


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