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-rw-r--r--sci-mathematics/pari/metadata.xml18
1 files changed, 18 insertions, 0 deletions
diff --git a/sci-mathematics/pari/metadata.xml b/sci-mathematics/pari/metadata.xml
index ae46f07ce559..2a3550abe510 100644
--- a/sci-mathematics/pari/metadata.xml
+++ b/sci-mathematics/pari/metadata.xml
@@ -2,9 +2,27 @@
<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
<pkgmetadata>
<herd>sci-mathematics</herd>
+<longdescription lang="en">
+ PARI is a widely used computer algebra system designed for fast
+ computations in number theory (factorizations, algebraic number
+ theory, elliptic curves...), but also contains a large number of other
+ useful functions to compute with mathematical entities such as
+ matrices, polynomials, power series, algebraic numbers, etc., and a
+ lot of transcendental functions.
+ The extra data is avaialable through use flag:
+ * elldata is PARI/GP version of J. E. Cremona Elliptic Curve Data,
+ needed by ellsearch and ellidentify.
+ * galdata is needed by polgalois to compute Galois group in degrees
+ 8 through 11.
+ * seadata is needed by ellap for large primes.
+ * nftables is a repackaging of the historical megrez number field
+tables (errors fixed, 1/10th the size, easier to use).
+
+</longdescription>
<use>
<flag name='elliptic'>Add additional elliptic curve data</flag>
<flag name='galois'>Add additional data to compute Galois groups of degree
8 to 11</flag>
+ <flag name='data'>Add additional data (elldata, galdata, seadata, nftables)</flag>
</use>
</pkgmetadata>