Lemma 4.1 . [0310]

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Lemma 4.1.

There is a constant $C$ such that on $U$ the Ricci–flat metrics $\tilde{\omega}_{t}$ satisfy

(4.1)

C^{-1}(\omega_{0}+t\omega_{M})\leqslant\tilde{\omega}_{t}\leqslant C(\omega_{0}+t\omega_{M}),

for all small $t>0$ .