# Geometry

## 1507 Submissions

[2] **viXra:1507.0218 [pdf]**
*replaced on 2015-07-30 03:34:38*

### Three Conjectures in Euclidean Geometry

**Authors:** Dao Thanh Oai

**Comments:** 3 Pages.

In this note, I introduce three conjectures of generalization of the Lester circle theorem, the Parry circle theorem, the Zeeman-Gossard perspector theorem respectively

**Category:** Geometry

[1] **viXra:1507.0216 [pdf]**
*replaced on 2015-07-30 03:26:55*

### Two Conjectures of Generalization of Feuerbach-Luchterhand Theorem

**Authors:** Dao Thanh Oai

**Comments:** 1 Page.

In Euclidean geometry, Feuerbach-Luchterhand theorem is a generalization of Pythagorean theorem, Stewart theorem and the British Flag theorem.....In this note, I propose two conjectures of generalization of Feuerbach-Luchterhand theorem.

**Category:** Geometry