EQUATION REGISTRY

Conditional minimum along the scale direction

E2,E4>0 and EV≥0 are energy integrals of one reference shape; Qλ(x)=Q(x/λ), with dimensionless λ. The unique positive stationary scale and positive curvature are analytic results for this family, not a full field solution or nonradial stability.

Theory · DERIVEDEquation version 1.0.0

Based on the final manuscript · Chapter 4

ASD-WEB-MAT-008
3EVλ∗4+E2λ∗2−E4=0,λ∗2=2E4E2+E22+12E4EV,EV=0:λ∗2=E4E2,E′′(λ∗)=2E4λ∗3+6EVλ∗>0\begin{aligned}3E_V\lambda_*^4+E_2\lambda_*^2-E_4&=0,\\ \lambda_*^2&=\frac{2E_4}{E_2+\sqrt{E_2^2+12E_4E_V}},\\ E_V=0:\quad\lambda_*^2&=\frac{E_4}{E_2},\\ E''(\lambda_*)&=\frac{2E_4}{\lambda_*^3}+6E_V\lambda_*>0\end{aligned}

E2,E4>0 and EV≥0 are energy integrals of one reference shape; Qλ(x)=Q(x/λ), with dimensionless λ. The unique positive stationary scale and positive curvature are analytic results for this family, not a full field solution or nonradial stability.
Chapter reference: Final collected manuscript, Chapter 4, Eq. (4.22) and the following analytic root and second derivative (p1374–p1375) · ASD-BOOK-ddbade997b45

Source and ID

ASD-WEB-MAT-008 is the stable website equation ID. It retains existing links and does not replace the manuscript reference. Use the copy button to obtain LaTeX.

Return to premises and derivation
Adopted source, conditions and previous versions

Final collected manuscript, Chapter 4, Eq. (4.22) and the following analytic root and second derivative (p1374–p1375)

Registered equation, symbols and scope checked against the final manuscript; original ID and scientific status preserved.

Conditions retained in this adoption

  • E2,E4>0 and EV≥0 are energy integrals of one reference shape; Qλ(x)=Q(x/λ), with dimensionless λ. The unique positive stationary scale and positive curvature are analytic results for this family, not a full field solution or nonradial stability.

Source locators: p1373–p1375

Manuscript SHA-256: ddbade997b45913248e588953b1d27ccb9c7c206c3c8d992d3aef2364a64836e

Download source identity manifest

The manifest identifies the source; it is not the complete manuscript. Adopting this source does not upgrade evidence or grant a new licence.

Previous source, retained as history

MAT-d1034a344d58 · Ch. 4 (4.22), elementary differentiation with EV=0

Discuss this page Browse all equations