كورس2 محاضرة 5

• Ax1. For every pair of antipodal point P and P’ and for every
pair of antipodal point Q and Q’ such that P?Q and P’?Q’,
there exists a unique circle incident with both pairs of points.
• Ax2. For every great circle c, there exist at least two distinct
pairs of antipodal points incident with c.
• Ax3. There exist three distinct pairs of antipodal points with
the property that no great circle is incident with all three of
them.
• Ax1. For every pair of antipodal point P and P’ and for every
pair of antipodal point Q and Q’ such that P?Q and P’?Q’,
there exists a unique circle incident with both pairs of points.
• Ax2. For every great circle c, there exist at least two distinct
pairs of antipodal points incident with c.
• Ax3. There exist three distinct pairs of antipodal points with
the property that no great circle is incident with all three of
them.
• Ax1. For every pair of antipodal point P and P’ and for every
pair of antipodal point Q and Q’ such that P?Q and P’?Q’,
there exists a unique circle incident with both pairs of points.
• Ax2. For every great circle c, there exist at least two distinct
pairs of antipodal points incident with c.
• Ax3. There exist three distinct pairs of antipodal points with
the property that no great circle is incident with all three of
them..
• Ax1. For every pair of antipodal point P and P’ and for every
pair of antipodal point Q and Q’ such that P?Q and P’?Q’,
there exists a unique circle incident with both pairs of points.
• Ax2. For every great circle c, there exist at least two distinct
pairs of antipodal points incident with c.
• Ax3. There exist three distinct pairs of antipodal points with
the property that no great circle is incident with all three of
them.