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1) DATA1 FOR A PROTON ENERY OF 400MEV, 2) DATA2 FOR 375 MEV,'3' DATA3 FOR 330 MEV. 3) DATA3 FOR 330 MEV. 4) DATA4 FOR A PROTON ENERGY OF 310 MEV AND '5' DATA5FOR 305 MEV. 5) DATA5=L2/(G0+G2/3), WHERE THE DIFFERENTIAL CROSS SECTIONFOR THE PRODUCTION OF S-,P- AND D-WAVE PIONS IS WRITTEN IN THE FORM: 32(3.1415)DSIGMA/DOMEGA=G0+G2*COS(THETA)**2+G4*COS(THETA)**4+P.N*SIN(THETA)*(L0+L1*COS(THETA)+L2*COS(THETA)**2+L3*COS(THETA)**3) ,WHERE N IS THEUNIT VECTOR IN THE DIRECTION K(P)XK(PION) AND P IS THE PROTON POLARISATION. THE ERRORS ASSIGNED TO THE ABOVE QUANTITIES ARE STATISTICAL ERRORSANLY. AN ADDITIONAL AVERALL SYSTEMATIC ERROF 5 % SHOULD ALSO BE ASSUMED.