000 00432pam a2200133a 44500
082 _aNASA
_bTN D-4296 -
100 _aHosenthien,Hans H
245 1 _aDEVELOPMENT OF A GENERAL FORMULA EXPANDING THE HIGHER-ORDER DERIVATIVES OF THE FUNCTION TANH Z IN POWERS OF TANH Z AND A-NUMBERS
260 _a
_bNasa, Washington, D.C.
_c1967
300 _a11
500 _aBound With Nasa Tn D-4291-4300
964 _gCIRC
997 _aTR8748 C
999 _c394729
_d394729