Maple worksheet and .mpl file are also available:
worksheet(maple7) .mpl file

>    restart;read "e:4pn_result.mpl";

Ft := (-730266325016342/1301007464832075/r0^2*dE^4+(3595810607282/1177382321115/r0^4*LL^2-567281852890696/1301007464832075*1/r0^2*U)*dE^3+(-1152350165245852/86733830988805/r0^6*LL^4-2370865651950464/43...
Ft := (-730266325016342/1301007464832075/r0^2*dE^4+(3595810607282/1177382321115/r0^4*LL^2-567281852890696/1301007464832075*1/r0^2*U)*dE^3+(-1152350165245852/86733830988805/r0^6*LL^4-2370865651950464/43...
Ft := (-730266325016342/1301007464832075/r0^2*dE^4+(3595810607282/1177382321115/r0^4*LL^2-567281852890696/1301007464832075*1/r0^2*U)*dE^3+(-1152350165245852/86733830988805/r0^6*LL^4-2370865651950464/43...
Ft := (-730266325016342/1301007464832075/r0^2*dE^4+(3595810607282/1177382321115/r0^4*LL^2-567281852890696/1301007464832075*1/r0^2*U)*dE^3+(-1152350165245852/86733830988805/r0^6*LL^4-2370865651950464/43...
Ft := (-730266325016342/1301007464832075/r0^2*dE^4+(3595810607282/1177382321115/r0^4*LL^2-567281852890696/1301007464832075*1/r0^2*U)*dE^3+(-1152350165245852/86733830988805/r0^6*LL^4-2370865651950464/43...
Ft := (-730266325016342/1301007464832075/r0^2*dE^4+(3595810607282/1177382321115/r0^4*LL^2-567281852890696/1301007464832075*1/r0^2*U)*dE^3+(-1152350165245852/86733830988805/r0^6*LL^4-2370865651950464/43...
Ft := (-730266325016342/1301007464832075/r0^2*dE^4+(3595810607282/1177382321115/r0^4*LL^2-567281852890696/1301007464832075*1/r0^2*U)*dE^3+(-1152350165245852/86733830988805/r0^6*LL^4-2370865651950464/43...
Ft := (-730266325016342/1301007464832075/r0^2*dE^4+(3595810607282/1177382321115/r0^4*LL^2-567281852890696/1301007464832075*1/r0^2*U)*dE^3+(-1152350165245852/86733830988805/r0^6*LL^4-2370865651950464/43...
Ft := (-730266325016342/1301007464832075/r0^2*dE^4+(3595810607282/1177382321115/r0^4*LL^2-567281852890696/1301007464832075*1/r0^2*U)*dE^3+(-1152350165245852/86733830988805/r0^6*LL^4-2370865651950464/43...
Ft := (-730266325016342/1301007464832075/r0^2*dE^4+(3595810607282/1177382321115/r0^4*LL^2-567281852890696/1301007464832075*1/r0^2*U)*dE^3+(-1152350165245852/86733830988805/r0^6*LL^4-2370865651950464/43...

Fp := (158169127217593/185858209261725/r0^2*dE^3+(-2131490408409/49562189136460/r0^4*LL^2+503995248683/1342628962675/r0^2*U)*dE^2+(-9734926846184/2478109456823/r0^6*LL^4-364425731304/1770078183445*1/r0...
Fp := (158169127217593/185858209261725/r0^2*dE^3+(-2131490408409/49562189136460/r0^4*LL^2+503995248683/1342628962675/r0^2*U)*dE^2+(-9734926846184/2478109456823/r0^6*LL^4-364425731304/1770078183445*1/r0...
Fp := (158169127217593/185858209261725/r0^2*dE^3+(-2131490408409/49562189136460/r0^4*LL^2+503995248683/1342628962675/r0^2*U)*dE^2+(-9734926846184/2478109456823/r0^6*LL^4-364425731304/1770078183445*1/r0...
Fp := (158169127217593/185858209261725/r0^2*dE^3+(-2131490408409/49562189136460/r0^4*LL^2+503995248683/1342628962675/r0^2*U)*dE^2+(-9734926846184/2478109456823/r0^6*LL^4-364425731304/1770078183445*1/r0...
Fp := (158169127217593/185858209261725/r0^2*dE^3+(-2131490408409/49562189136460/r0^4*LL^2+503995248683/1342628962675/r0^2*U)*dE^2+(-9734926846184/2478109456823/r0^6*LL^4-364425731304/1770078183445*1/r0...

Fr := (24255165290220127/33305791099701120/r0^2*dE^4+(-20020602967255391/3469353239552200/r0^4*LL^2+4115030885508973/1734676619776100/r0^2*U)*dE^3+(13120047374211959/693870647910440/r0^6*LL^4-112304200...
Fr := (24255165290220127/33305791099701120/r0^2*dE^4+(-20020602967255391/3469353239552200/r0^4*LL^2+4115030885508973/1734676619776100/r0^2*U)*dE^3+(13120047374211959/693870647910440/r0^6*LL^4-112304200...
Fr := (24255165290220127/33305791099701120/r0^2*dE^4+(-20020602967255391/3469353239552200/r0^4*LL^2+4115030885508973/1734676619776100/r0^2*U)*dE^3+(13120047374211959/693870647910440/r0^6*LL^4-112304200...
Fr := (24255165290220127/33305791099701120/r0^2*dE^4+(-20020602967255391/3469353239552200/r0^4*LL^2+4115030885508973/1734676619776100/r0^2*U)*dE^3+(13120047374211959/693870647910440/r0^6*LL^4-112304200...
Fr := (24255165290220127/33305791099701120/r0^2*dE^4+(-20020602967255391/3469353239552200/r0^4*LL^2+4115030885508973/1734676619776100/r0^2*U)*dE^3+(13120047374211959/693870647910440/r0^6*LL^4-112304200...
Fr := (24255165290220127/33305791099701120/r0^2*dE^4+(-20020602967255391/3469353239552200/r0^4*LL^2+4115030885508973/1734676619776100/r0^2*U)*dE^3+(13120047374211959/693870647910440/r0^6*LL^4-112304200...
Fr := (24255165290220127/33305791099701120/r0^2*dE^4+(-20020602967255391/3469353239552200/r0^4*LL^2+4115030885508973/1734676619776100/r0^2*U)*dE^3+(13120047374211959/693870647910440/r0^6*LL^4-112304200...
Fr := (24255165290220127/33305791099701120/r0^2*dE^4+(-20020602967255391/3469353239552200/r0^4*LL^2+4115030885508973/1734676619776100/r0^2*U)*dE^3+(13120047374211959/693870647910440/r0^6*LL^4-112304200...
Fr := (24255165290220127/33305791099701120/r0^2*dE^4+(-20020602967255391/3469353239552200/r0^4*LL^2+4115030885508973/1734676619776100/r0^2*U)*dE^3+(13120047374211959/693870647910440/r0^6*LL^4-112304200...
Fr := (24255165290220127/33305791099701120/r0^2*dE^4+(-20020602967255391/3469353239552200/r0^4*LL^2+4115030885508973/1734676619776100/r0^2*U)*dE^3+(13120047374211959/693870647910440/r0^6*LL^4-112304200...

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