[#EC_GROUP_check_discriminant]
= EC_GROUP_check_discriminant
:mrdocs:

Checks whether the discriminant of the elliptic curve is zero or not

== Synopsis

Declared in `<openssl/ec.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
EC_GROUP_check_discriminant(
    xref:EC_GROUP.adoc[EC_GROUP] const* group,
    xref:BN_CTX.adoc[BN_CTX]* ctx);
----

== Return Value

1 if the discriminant is not zero and 0 otherwise

== Parameters

[cols="1,4"]
|===
| Name| Description
| *group*
| EC_GROUP object
| *ctx*
| BN_CTX object (optional)
|===


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