TANAKA Akio
1.
Result of D. G. Quillen by Annals of Mathematics, 96 (1972).
Algebraic K theory over commutative ring R. is classifying space of .
Quillen showed that is infinite loop space.
2.
Interpretation of Quillen’s result.
Meaning of word is expressed by .
Word is expressed by , .
Saying in other words.
Word is expressed by high dimensional algebraic K group over commutative ring R.
Conclusion at the present. Word has meaning that is expressed by infinite loop space. Word has parameter that is expressed by commutative ring. Word has dimension that belongs to algebraic K group.
is classifying space of 
.
is infinite loop space.
.
, 
.