Question juridique clé
Whether the appeal complied with the formal requirements of Art. 42 LTF
Solution extraite
The appeal did not meet the requirement to state conclusions and reasons showing why the challenged judgment violated federal law.
Motifs extraits
The appellant merely repeated earlier arguments and requested further investigations and a recalculation of his pension, without demonstrating legal error or incorrect factual findings under Art. 97(1) LTF.