Figure 1 (IMAGE) Tohoku University Caption Comparing sizes of two elementary schools on the map: (a) Cutting paper pieces into small sections, arranging them in a line, and comparing. This method is less accurate. (b) Shifting the measurement focus from area to weight, providing an exact comparison. (c) Drawing a similar representation of quantum computing, where physical properties are represented in quantum space, forming periodic functions. Credit Tohoku University Usage Restrictions Reporters may use freely these materials in news coverage with appropriate credit information. License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.