1. P. Roman andS. K. Yun:Nuovo Cimento,44 A, 1091 (1966). This paper will be quoted in the following as paper I.
2. T. D. Lee:Phys. Rev.,140, B, 959 (1965). See also theProceedings of the Oxford International Conference on Elementary Particles, Sept. 1965.
3. In fact, the octet hypothesis is even far stronger an assumption than the ΔI=1/2 rule.
4. We shall study the effect of a non-C s-invariantH γ in a later paper.
5. In the present work we also disregarded a possible 27-term inH w,just as we did in paper I. Such a term would contribute to both ΔI=1/2 and 3/2, but it is not needed in a minimal form ofH w