The search session has expired. Please query the service again.
The search session has expired. Please query the service again.
The search session has expired. Please query the service again.
The search session has expired. Please query the service again.
The search session has expired. Please query the service again.
The search session has expired. Please query the service again.
The search session has expired. Please query the service again.
The search session has expired. Please query the service again.
The search session has expired. Please query the service again.
The search session has expired. Please query the service again.
The search session has expired. Please query the service again.
The search session has expired. Please query the service again.
The search session has expired. Please query the service again.
Si stabilisce l'esistenza di due costanti reali positive siffatte che, per una qualsiasi serie formale di potenze a coefficienti complessi che sia soluzione di una qualche equazione differenziale algebrica, debba risultare per .
Sia f una serie di potenze formale in un'indeterminata z, a coefficienti in un qualsiasi campo di caratteristica zero. Si dimostra che, se f soddisfa ad un'equazione differenziale algebrica (alle derivate ordinarie rispetto alla z) e coefficienti in un campo di caratteristica zero, allora f soddisfa di conseguenza ad un'equazione differenziale algebrica a coefficienti interi.
Download Results (CSV)