i, I, (I, I', i’, /Ɔi/, i), I .., ​​i, - I........, (I) ℕ∩ℤ=ℕ, (I), (I) ., (I) ., I.……………………………………, → I ……………………………………………………………, I…………………………………, I . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ., → I............................., → I ..........................................................., /iː/, I ………………………………………………………., → I .........................................................................................., I ………………………………………………………………………………………….., I)