File: [local] / OpenXM / src / Macaulay2 / m2 / curl.m2 (download)
Revision 1.1, Wed Aug 19 02:31:25 2015 UTC (8 years, 9 months ago) by takayama
Branch: MAIN
Calling asir cgi server from Macaulay2.
Example:
fdHessian2(-2,{-3,-2},10,{1/2,1/3}) obtains the value of
F_D(-2,[-3,-2],10,[1/2,1/3]), gradient and the Hessian.
|
ID=" $OpenXM: OpenXM/src/Macaulay2/m2/curl.m2,v 1.1 2015/08/19 02:31:25 takayama Exp $ "
-- curl interface for M2
curl = method()
curl(String,String) := (s,url) -> (
try (F := get ("!curl " | s | " " | url))
else ( error "Could not start curl " | s | " " | url);
F
)
test1 = method()
test1(ZZ) := (ttype) -> (
ans1=
curl("--data 'oxMessageBody=fd_hessian2(-2,[-3,-2],10,[1/2,1/3])'",
"http://asir2.math.kobe-u.ac.jp/cgi-bin/cgi-asir-r-fd2.sh");
print(ans1);
ans2=
curlPostMessage("oxMessageBody=fd_hessian2(-2,[-3,-2],10,[1/2,1/3])",
"http://asir2.math.kobe-u.ac.jp/cgi-bin/cgi-asir-r-fd2.sh");
ans2
)
-- --data-urlencode should be used for new curl.
curlPostMessage = method()
curlPostMessage(String,String) := (data,url) -> (
curl("--data " | "'" | data | "'", url)
)
-- Translate list expressions among asir and M2
asir2m2 = method()
asir2m2(String):= (s) -> (
s2=replace("\\[","{",s);
replace("\\]","}",s2)
)
m22asir = method()
m22asir(String):= (s) -> (
s2=replace("\\{","[",s);
replace("\\}","]",s2)
)
-- Example: fdHessian2(-2,{-3,-2},10,{1/2,1/3})
fdHessian2 = method()
fdHessian2(ZZ,List,ZZ,List):= (a,b,c,x) -> (
strategy = "asir2-cgi";
url = "http://asir2.math.kobe-u.ac.jp/cgi-bin/cgi-asir-r-fd2.sh";
if (strategy == "asir2-cgi") then (
s = toString(a) | "," | m22asir(toString(b)) | "," |
toString(c) | "," | m22asir(toString(x));
s = "oxMessageBody=fd_hessian2(" | s | ")";
ans = curlPostMessage(s,url);
if (match("error",ans)) then error(ans);
h=value(asir2m2(ans));
);
h
)