1*DECK T3
2      REAL FUNCTION T3 (X)
3C***BEGIN PROLOGUE  T3
4C***PURPOSE  Subsidiary to
5C***LIBRARY   SLATEC
6C***AUTHOR  (UNKNOWN)
7C***ROUTINES CALLED  F3S
8C***REVISION HISTORY  (YYMMDD)
9C   ??????  DATE WRITTEN
10C   891214  Prologue converted to Version 4.0 format.  (BAB)
11C***END PROLOGUE  T3
12      REAL A,B,F3S,X,X1,Y
13C***FIRST EXECUTABLE STATEMENT  T3
14      A = 0.0E+00
15      B = 0.5E+01
16      X1 = X+0.1E+01
17      Y = (B-A)/X1+A
18      T3 = (B-A)*F3S(Y)/X1/X1
19      RETURN
20      END
21