7 Feb 23 |
Added a number of new acrohedra
including the 763 above right |
16 Oct 20 |
Added isomers to the
n443 acrohedra above centre |
17 Sep 20 | Added a new minimal 5443 acrohedron above left |
24 Dec 14 |
Added four more Convex
Rhombic Polyhedra with
Icosahedral
Symmetry. |
24 Apr 13 |
Added
the 11/5 'great square
barrel' |
16 Sep 11 | Updated and moved the associahedron. Added labelled model. |
29 Apr 10 | Added a
new Johnson Solid near miss |
12 Mar 10 | Added a new Johnson Solid near miss |
9 Mar 10 | Added a new Johnson Solid near miss |
8 Mar 10 | Added a new Johnson Solid near miss |
6 Mar 10 | Added a new Johnson Solid near miss |
24 Jan 10 | Added a new Johnson Solid near miss |
3 Jan 10 | Added two new Johnson Solid near misses |
26 Nov 09 | Added two new Johnson Solid near misses |
5 Aug 09 | Added Tetrahedrally Expanded Tetrated Dodecahedron near miss |
16 Apr 09 | Modified Bi-Rhombic Polyhedra with Icosahedral Symmetry |
3 Feb 09 | Added further examples to Bi-Rhombic Polyhedra with Icosahedral Symmetry |
31 Jan 09 | Added Bi-Rhombic Polyhedra with Icosahedral Symmetry |
19 Dec 08 | Added Great Rhombic Enneacontahedron page |
14 Dec 08 | Added Baer Cell data to The Rhombic Enneacontahedron and partial zonohedrifications of the Dodecahedron |
4 May 08 | Added the Edshammar polyhedron to my Miscellaneous page |
17 Mar 08 | Added 60¶12 to isohedral rhombohedra page |
11 Feb 08 | Updated Isohedral Deltahedra page |
28 Jan 08 | Moved the site to www.orchidpalms.com/polyhedra |
26 Jan 08 | Updated Snub Anti-Prism and Isomorphs to the Icosahedron pages |
20 Dec 07 | HEDRON updated. Version 1.12.0 |
28 Oct 07 | Added The Rhombic Enneacontahedron and partial zonohedrifications of the Dodecahedron |
17 Oct 07 | Added Convex Rhombic Polyhedra with Icosahedral Symmetry |
8 Oct 07 | Added Phi in the Icosahedron and Dodecahedron |
24 Sep 07 | Added Petrie expanded polyhedra |
20 Sep 07 | Added 7/2-6-4 acrohedra |
15 Sep 07 | Added Self Augmented
Heptagonal Semicupola page Added Self Augmented Heptagonal Antiprism to Miscellaneous page. |
27 Aug 07 | Added Variations on a Rhombic Theme |
15 Jan 07 | Added Dissecting the Expanded Rhombic Dodecahedron |
06 Jan 07 | Added Molybi Augmented Polyhedra
Rearranged main page |
03 Jan 07 | Added Dissecting the Rhombic Triacontahedron |
26 Dec 06 | HEDRON updated. Version 1.11.5 Added Convex Polyhedra containing Rhombi as found in the Rhombic Dodecahedron Added Convex Polyhedra containing Golden Rhombi |
01 Jun 06 | HEDRON updated. Version 1.11.1 |
18 Apr 06 | Added cingulated
anti-prisms Added 7-3-4-3 acrohedron Re-worked Near Miss pages, including many new models |
11 Apr 06 | Updated description of Roger Kaufman's Hedron Tools to Release 2. |
29 Mar 06 | Modified Isohedral
Deltahedra and Isohedral Rhombihedra pages Added Change Detection |
31 Jan 06 | Isohedral Deltahedra added |
24 Jan 06 | HEDRON updated. Version 1.10.5 Added link to Roger Kaufman's Hedron Tools. |
20 Oct 05 | Added 7-6-4 acrohedron |
11 Oct 05 | HEDRON updated. Version 1.10.0 Deltahedra and Rhombohedra page added, with Isohedral Rhombihedra, Rhombified Stellations of Snub Uniform Polyhedra and Rhombically Expanded Deltahedra Expanded G3 added to Stewart G3 page. Acrohedra updates: n-n-3 acrons, Mason Green's 7-7-3 and his 12-6-3 near miss and Janella Large and Mick Ayrton's 5-3-3-3-3. |
05 Oct 05 | Near miss statistics improved on miscellaneous and acrohedra near miss pages. Explanation added. |
14 Sep 05 | Elementary Honeycombs added |
12 Sep 05 | HEDRON updated. Version 1.9.0 Added 57b to locally convex octahedral and icosahedral polyhedra |
04 Jun 05 | HEDRON updated. Version 1.8.0 Added 'Stress Maps' to site. Added Alex Doskey's 6-5-3-3 acrohedra. Added more 9-4-3 acrohedra. |
09 Mar 05 | Added 27b to locally convex octahedral and icosahedral polyhedra |
10 Dec 04 | Terminology change to semicupolas and sesquicupolas |
15 Jul 04 | Added some additional 5-5-4 acrohedra near misses. |
06 Jul 04 | HEDRON updated. Version 1.7.0 Added Mick Ayrton's near misses to Near-Miss page. |
18 May 04 | Added table of all Convex Segmentochora |
20 Apr 04 | Added 'wedges' and tetrated dodecahedron to Near-Miss page. |
21 Sep 03 | 'Molecular'
files
added
for
all
Uniform Polyhedra HEDRON updated. Version 1.6.0 |
10 Jun 03 | HEDRON updated. Version 1.5.0 |
20 May 03 | Added non-uniform Twister and Stewart J91/Z4 |
13 May 03 | Remainder
of site upgraded to HEDRON 'switch' files HEDRON updated. Version 1.4.6 |
30 Apr 03 | Added [3,5] page to Dr Richard Klitzing's Convex Segmentochora |
28 Apr 03 | Added Polyhedral
Twisters Uniform Polyhedra, Johnson Solids and Cupolas upgraded to HEDRON 'switch' files |
15 Apr 03 | Added Dr Richard Klitzing's Convex
Segmentochora HEDRON updated. Version 1.4.0 |
1 Apr 03 | HEDRON updated. Version 1.3.0 |
6 Mar 03 | HEDRON updated. Version 1.0.0 |
26 Jan 03 | Set of
VRML files completed for locally
convex
octahedral
and
icosahedral
polyhedra Hedron updated to version 4.01 |
22 Jan 03 | Hedron updated to version 4 Animated rhombicuboctahedron VRMLs added |
14 Jan 03 | Hedron updated to version 3.9 |
10 Jan 03 | Added Canonical Toroids |
7 Jan 03 | Added Toroids formed from augmented duals of
uniform
polyhedra Added title graphics |
9 Dec 02 | Added Isomorphs to Great Snub Icosidisdodecahedron Hedron updated to version 3.87 |
7 Dec 02 | Hedron updated to version 3.85 |
3 Dec 02 | Added
more polyhedra to locally
convex octahedral and icosahedral polyhedra Revised augmented polyhedron gallery, added vertex diagrams |
25 Nov 02 | Added new
9 faced Klitzing 5-4-3 and 28 faced Klitzing 10-6-3 to acrohedra Added more polyhedra to locally convex octahedral and icosahedral polyhedra |
6 Nov 02 | Added more polyhedra to locally convex octahedral and icosahedral polyhedra |
29 Oct 02 | Rewrote
and expanded page on locally
convex octahedral and icosahedral polyhedra Hedron updated to version 3.83 |
14 Oct 02 | Added page on Skilling's figure |
09 Oct 02 | Added Type 14 tessellation and
references to Coxeter. Cleaned up some bad links. |
04 Oct 02 | Added cupola augmented uniform
polyhedra and augmented great
retrosnub icosidodecahedron Hedron updated to version 3.82 |
24 Jul 02 | Added quasi-gyro-disphenocingulum. |
17 Jul 02 | Added 12 faced Klitzing ike-6-6-a to Toroids page. |
11 Jul 02 | Added Hyperbolic Star
Tessellations page. Added new 17 faced Klitzing 6-5-4 to acrohedra. |
17 Jun 02 | Revised faceting descriptions on Tessellations Page |
4 Jun 02 | Added Tessellations Page Added Klitzing 6-5-4 to acrohedra. |
15 May 02 | Added hit-counter |
9/05/02 | Added TOCID page to Uniform polyhedra. |
7 May 02 | Enhanced
and corrected table of Uniform polyhedra.
Added
prisms page. Changed GRID
page to
refer to QRID. Added second page on locally convex octahedral and icosahedral polyhedra. Added acrohedra near miss page. General site tidy up. Removed text only index. |
23 Apr 02 | Added
page on locally
convex octahedral and icosahedral polyhedra Hedron updated to version 3.81, help text expanded. |
13 Feb 02 | Gave the Stewart G3 its own page. |
29 Jan 02 | Added acrohedra |
19 Jan 02 | Added G3, a '5-5-4' near miss and a ring of square anti-prisms to 'misc' page. |
5 Jan 02 | Added isomorphs to the rhombicuboctahedron page |
4 Jan 02 | Added hendecagonal polyhedron to 'misc' page |
3 Dec 01 | Tidied up some images, removed remaining JPG files |
20 Oct 01 | Added 8S3 to Stewart Toroids |
30 Sep 01 | Added Edge
Expanded Bi-Antiprisms pages. Added Isomorphs to the icosahedron Page |
1 May 01 | General site tidy up. Images now on white background. Added images to cuploids page. |
30 Oct 00 | Small
Retrosnub Icosidodecahedron (no 77) added to complete self
generated
set of uniform polyhedra. Cleaned up some bad links. |
8 Sep 00 | Edge
Expanded Biprism (EEB) pages added "Hedron" page added |
15 May 00 | "T5-Country" (toroid) page extended |
6 May 00 | Toroid pages extended to cover Szilassi and Czászár Polyhedra and more Stewart Toroids. |
13 Mar 00 | Added chiral prisms Added links page and this update page |
1 Mar 00 | Added isomers to the Johnson Solids |