【Reclaimed Aerospace Scrap】Elegant Puzzle _ Stomachion | 14-Piece Tangram

**Customization Service offers complimentary laser engraving of text (patterns not included). If not required, please add a note stating "No additional laser engraving needed."** **Upon receiving your order, we will create a personalized simulation within 1-3 business days and confirm it with you via the Pinkoi message center. Please remember to check your messages regularly!** https://live.staticflickr.com/65535/54601603276_e3a0184da4_c.jpg (Beautifully etched lines on acrylic) https://live.staticflickr.com/65535/54601812888_4f75955989_c.jpg There are 17,152 ways to assemble this puzzle into a square. If a teacher were to attempt a new arrangement each day, they would not be able to complete all combinations even by retirement. Does this mean any arrangement will be successful? Try it yourself! https://live.staticflickr.com/65535/54601812898_3ea7ca508b_c.jpg https://live.staticflickr.com/65535/54601603246_45315cdecb_c.jpg Extended Rectangular Bisection – 16 possible solutions Archimedes was renowned for his profound mathematical inquiries, tackling challenging puzzles like the "Cattle Problem" and the "Stomachion." Over 2200 years later, these mathematical treasures are rediscovered, offering us a glimpse into the wisdom of ancient masters. In 1998, a medieval prayer book, auctioned at Christie's in New York, revealed Archimedes' scientific manuscripts hidden beneath its pages. Using ultraviolet light and digital processing, the Stanford Synchrotron Radiation Laboratory successfully unveiled a precious article discussing combinatorial theory. On this rediscovered parchment, Archimedes' research on the "Stomachion," a puzzle game consisting of 14 irregular polygons, was studied. Archimedes' answer to assembling these 14 pieces into a square was 17,152 different arrangements. This answer was accurately verified by modern computer scientist Bill Cutler. Cutler further noted that if rotations or reflections are considered the same arrangement, there are actually 536 truly distinct combinations. This parchment demonstrates that Archimedes can be considered a pioneer of Western combinatorial theory. The "Stomachion" was not merely an entertainment game but a mathematical tool he designed to explore methods of mathematical combination! These 14 puzzle pieces can not only form a square but also, like Tangrams, create various animal shapes and geometric patterns. In this ancient puzzle game, modern individuals can experience Archimedean mathematical thinking and unleash their imagination! https://live.staticflickr.com/65535/54601790989_7879fb0801_c.jpg When creating the Stomachion puzzle, traditional woodworking methods struggle to reproduce perfect squares due to cutting waste. Craftsmen focused on detail require meticulous individual cutting, which is time-consuming, costly, and uses excessive materials. Consequently, finding artisans who can achieve precise cuts and perfect assembly is very difficult. Metal Arts utilizes precision metal processing to overcome the challenges of traditional geometric construction, perfectly presenting Archimedes' mathematical artistry. https://live.staticflickr.com/65535/54601603251_67f590152f_c.jpg https://live.staticflickr.com/65535/54600723002_7cb2080a33_c.jpg ※Green-Friendly※ This product is crafted from the scrap material generated after processing aerospace metal parts. These scraps are not of inferior quality; they are simply too small to be used for large components. Typically, these leftover edges from processing are directly recycled and smelted, a process that is energy-intensive and environmentally unfriendly. Therefore, Metal Arts, driven by a concept of environmental sustainability, uses these edge materials for design. We preserve the original processing marks and perforations of the components, transforming metal that would otherwise be smelted into unique characteristics of the product, imbuing it with diverse cultural and creative meaning, and giving it new life! ● Return and Exchange Policy I. In accordance with the Consumer Protection Act, you are entitled to a 7-day cooling-off period from the date of product receipt. However, the cooling-off period is not a trial period. Therefore, returned products must be in brand-new condition and complete with original packaging (including, but not limited to, all gifts, accessories, and manuals). Please include the original invoice and package the item securely in a carton for return (damaged items due to return shipping will not be eligible for return or refund). II. Customized products are not eligible for return or exchange, unless the product itself is defective. ● Warranty Policy I. Warranty Coverage: Damage or scratches to metal parts due to non-human factors within 3 months from the date of purchase. Note: Due to the high precision of metal components, please avoid collision, scratching, or dropping during assembly. II. The following situations are not covered by the warranty: 1. Damage caused by natural disasters or accidents. 2. Normal wear and tear, cuts or scratches, impacts, or accidental damage. 3. Damage caused by placement in outdoor, direct sunlight, or humid environments. 4. Damage resulting from self-modification, repair, or other external forces. 5. Damage caused by improper product cleaning and maintenance. 6. Minor color variations or patterns that may occur during special processing of aluminum alloy materials are natural phenomena and are not covered by this product's warranty. 7. Other damages not attributable to the company, such as failure by the buyer to exercise ordinary diligence or improper use. If you wish to return or exchange a product within the cooling-off period due to dissatisfaction, please contact us by phone or email.