diff options
Diffstat (limited to 'doc')
-rw-r--r-- | doc/mpfr.texi | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/doc/mpfr.texi b/doc/mpfr.texi index 2326a693b..ce30dbd6d 100644 --- a/doc/mpfr.texi +++ b/doc/mpfr.texi @@ -923,6 +923,9 @@ MPFR functions may create caches, e.g., when computing constants such as @m{\pi,Pi}, either because the user has called a function like @code{mpfr_const_pi} directly or because such a function was called internally by the MPFR library itself to compute some other function. +When more precision is needed, the value is automatically recomputed; +a minimum of 10% increase of the precision is guaranteed to avoid too +many recomputations. At any time, the user can free the various caches with @code{mpfr_free_cache}. It is strongly advised to do that before |