prove that the functional is $alpha$-elliptic












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$begingroup$


I got a nonlinear functional who is convex and Gâteaux differentiable. Is there some property of these two that can bring me that the functional is $alpha$-elliptic???










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  • $begingroup$
    Can you define $alpha$-convex for us, please?
    $endgroup$
    – max_zorn
    Dec 3 '18 at 20:05










  • $begingroup$
    Sorry, I mean $alpha$-ellipticity $$biglangle J'left(uright)-J'left(vright),u-vbigranglegeqalpha|u-v|^2_{X},,;forall;u,vin X.$$
    $endgroup$
    – Andrew
    Dec 3 '18 at 20:11












  • $begingroup$
    Ah, strongly convex functions. Check the books by Borwein-Vanderwerff and by Zalinescu.
    $endgroup$
    – max_zorn
    Dec 3 '18 at 20:18










  • $begingroup$
    My functional is coercive, convex and Gateaux differentiable. This can't bring me some strong convexity? without the definition?
    $endgroup$
    – Andrew
    Dec 4 '18 at 16:01










  • $begingroup$
    Maybe not. Have you looked at $|x|^p$ for $1<p<+infty$?
    $endgroup$
    – max_zorn
    Dec 5 '18 at 5:35
















0












$begingroup$


I got a nonlinear functional who is convex and Gâteaux differentiable. Is there some property of these two that can bring me that the functional is $alpha$-elliptic???










share|cite|improve this question











$endgroup$












  • $begingroup$
    Can you define $alpha$-convex for us, please?
    $endgroup$
    – max_zorn
    Dec 3 '18 at 20:05










  • $begingroup$
    Sorry, I mean $alpha$-ellipticity $$biglangle J'left(uright)-J'left(vright),u-vbigranglegeqalpha|u-v|^2_{X},,;forall;u,vin X.$$
    $endgroup$
    – Andrew
    Dec 3 '18 at 20:11












  • $begingroup$
    Ah, strongly convex functions. Check the books by Borwein-Vanderwerff and by Zalinescu.
    $endgroup$
    – max_zorn
    Dec 3 '18 at 20:18










  • $begingroup$
    My functional is coercive, convex and Gateaux differentiable. This can't bring me some strong convexity? without the definition?
    $endgroup$
    – Andrew
    Dec 4 '18 at 16:01










  • $begingroup$
    Maybe not. Have you looked at $|x|^p$ for $1<p<+infty$?
    $endgroup$
    – max_zorn
    Dec 5 '18 at 5:35














0












0








0





$begingroup$


I got a nonlinear functional who is convex and Gâteaux differentiable. Is there some property of these two that can bring me that the functional is $alpha$-elliptic???










share|cite|improve this question











$endgroup$




I got a nonlinear functional who is convex and Gâteaux differentiable. Is there some property of these two that can bring me that the functional is $alpha$-elliptic???







convex-analysis convex-optimization gateaux-derivative






share|cite|improve this question















share|cite|improve this question













share|cite|improve this question




share|cite|improve this question








edited Dec 3 '18 at 20:14







Andrew

















asked Dec 3 '18 at 19:09









AndrewAndrew

336




336












  • $begingroup$
    Can you define $alpha$-convex for us, please?
    $endgroup$
    – max_zorn
    Dec 3 '18 at 20:05










  • $begingroup$
    Sorry, I mean $alpha$-ellipticity $$biglangle J'left(uright)-J'left(vright),u-vbigranglegeqalpha|u-v|^2_{X},,;forall;u,vin X.$$
    $endgroup$
    – Andrew
    Dec 3 '18 at 20:11












  • $begingroup$
    Ah, strongly convex functions. Check the books by Borwein-Vanderwerff and by Zalinescu.
    $endgroup$
    – max_zorn
    Dec 3 '18 at 20:18










  • $begingroup$
    My functional is coercive, convex and Gateaux differentiable. This can't bring me some strong convexity? without the definition?
    $endgroup$
    – Andrew
    Dec 4 '18 at 16:01










  • $begingroup$
    Maybe not. Have you looked at $|x|^p$ for $1<p<+infty$?
    $endgroup$
    – max_zorn
    Dec 5 '18 at 5:35


















  • $begingroup$
    Can you define $alpha$-convex for us, please?
    $endgroup$
    – max_zorn
    Dec 3 '18 at 20:05










  • $begingroup$
    Sorry, I mean $alpha$-ellipticity $$biglangle J'left(uright)-J'left(vright),u-vbigranglegeqalpha|u-v|^2_{X},,;forall;u,vin X.$$
    $endgroup$
    – Andrew
    Dec 3 '18 at 20:11












  • $begingroup$
    Ah, strongly convex functions. Check the books by Borwein-Vanderwerff and by Zalinescu.
    $endgroup$
    – max_zorn
    Dec 3 '18 at 20:18










  • $begingroup$
    My functional is coercive, convex and Gateaux differentiable. This can't bring me some strong convexity? without the definition?
    $endgroup$
    – Andrew
    Dec 4 '18 at 16:01










  • $begingroup$
    Maybe not. Have you looked at $|x|^p$ for $1<p<+infty$?
    $endgroup$
    – max_zorn
    Dec 5 '18 at 5:35
















$begingroup$
Can you define $alpha$-convex for us, please?
$endgroup$
– max_zorn
Dec 3 '18 at 20:05




$begingroup$
Can you define $alpha$-convex for us, please?
$endgroup$
– max_zorn
Dec 3 '18 at 20:05












$begingroup$
Sorry, I mean $alpha$-ellipticity $$biglangle J'left(uright)-J'left(vright),u-vbigranglegeqalpha|u-v|^2_{X},,;forall;u,vin X.$$
$endgroup$
– Andrew
Dec 3 '18 at 20:11






$begingroup$
Sorry, I mean $alpha$-ellipticity $$biglangle J'left(uright)-J'left(vright),u-vbigranglegeqalpha|u-v|^2_{X},,;forall;u,vin X.$$
$endgroup$
– Andrew
Dec 3 '18 at 20:11














$begingroup$
Ah, strongly convex functions. Check the books by Borwein-Vanderwerff and by Zalinescu.
$endgroup$
– max_zorn
Dec 3 '18 at 20:18




$begingroup$
Ah, strongly convex functions. Check the books by Borwein-Vanderwerff and by Zalinescu.
$endgroup$
– max_zorn
Dec 3 '18 at 20:18












$begingroup$
My functional is coercive, convex and Gateaux differentiable. This can't bring me some strong convexity? without the definition?
$endgroup$
– Andrew
Dec 4 '18 at 16:01




$begingroup$
My functional is coercive, convex and Gateaux differentiable. This can't bring me some strong convexity? without the definition?
$endgroup$
– Andrew
Dec 4 '18 at 16:01












$begingroup$
Maybe not. Have you looked at $|x|^p$ for $1<p<+infty$?
$endgroup$
– max_zorn
Dec 5 '18 at 5:35




$begingroup$
Maybe not. Have you looked at $|x|^p$ for $1<p<+infty$?
$endgroup$
– max_zorn
Dec 5 '18 at 5:35










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