The following pages link to (Q3618775):
Displaying 11 items.
- A new generalization of the Steiner formula and the Holditch theorem (Q284517) (← links)
- The Steiner-Lehmus theorem and ``triangles with congruent medians are isosceles'' hold in weak geometries (Q286680) (← links)
- Negation-free and contradiction-free proof of the Steiner-Lehmus theorem (Q1704083) (← links)
- A direct proof of the Steiner-Lehmus theorem (Q2154134) (← links)
- Is there a direct geometric proof of the Steiner-Lehmus theorem? (Q2154135) (← links)
- New signs of isosceles triangles (Q2832251) (← links)
- A New Proof of a Theorem of Lehmer (Q3249832) (← links)
- (Q3401221) (← links)
- Direct and indirect methods of proof. The Lehmus-Steiner theorem (Q4994193) (← links)
- (Q5292729) (← links)
- The Steiner-Lehmus angle-bisector theorem (Q5351631) (← links)