密钥生成过程详解。
素数、模数、欧拉函数、公钥和私钥指数的逐步计算。
输入或拍摄RSA问题。AskSia生成密钥对,加密和解密消息,计算私钥指数的模逆元,并逐步讲解算法的每一步。
RSA是一种公钥密码系统,其基础是大整数分解的难度。密钥生成:选择两个大素数p和q,计算n = p * q,计算phi(n) = (p-1) * (q-1),选择与phi(n)互质的公钥指数e,计算私钥指数d为e mod phi(n)的模逆元。公钥为(n, e);私钥为(n, d)。加密消息m:密文c = m^e mod n。解密:m = c^d mod n。
每一步都透明,每一个答案都经过自我检查。
素数、模数、欧拉函数、公钥和私钥指数的逐步计算。
使用重复平方算法进行加密和解密,并显示过程以便于理解。
使用扩展欧几里得算法找到满足e*d = 1 mod phi的d。
AskSia使用教材大小的素数,以便每个算术步骤都可验证。
用手机拍摄手写或打印的问题,从任何在线作业门户粘贴,或使用完整的LaTeX支持进行键入。
每个答案都通过自我检查。Sia在您提交作业前会捕获符号错误和代数错误。
键入表达式,从作业中粘贴,拍照或说出来。AskSia解析您的输入并识别其结构。
根据问题结构,AskSia选择最简洁的求解路径,并为每一步标注执行的操作。
最终结果将附带替换或组合检查。同一概念的练习题只需轻点一下即可获得。
Every solve syncs across Web, iOS, and Android — start it at your desk, finish on your phone.
Split-panel interface with the worked solution on the left, the auto-generated diagram and AI tutor chat on the right.
Open the camera, frame the problem, and the worked solution plus diagram appear in seconds.
选择素数,计算模数、欧拉函数、公钥和私钥指数。
使用重复平方算法计算c = m^e mod n。
计算m = c^d mod n。
扩展欧几里得算法求模逆元。
检查签名^e mod n是否能恢复消息哈希。
粘贴您的候选答案和原始问题。AskSia会逐步检查过程,标记任何偏差步骤,并告知您正确的最终值。
General chatbots hallucinate. Photo solvers stop at math. AskSia is built for actual coursework with verified accuracy, visual learning, and every subject.
| Feature | AskSia Solver | ChatGPT | Photo Solvers |
|---|---|---|---|
| Solution accuracy | ✓ 98% | ~70-85%, hallucinations | ~90%, math only |
| Auto-generated diagrams | ✓ Every solve | Inconsistent / broken | Graphs only, math-only |
| Step-by-step explanations | ✓ Numbered + plain English | Inconsistent depth | ✓ Math steps |
| Subject coverage | ✓ Math, Physics, Chem, Bio, CS, Econ | ✓ Wide but unverified | Math only |
| Photo input | ✓ Handwriting + diagrams + code | Photos OK, weak on handwriting | ✓ Math photos only |
| Answer verification | ✓ Self-checked before display | No verification | Math engine only |
| Tutor follow-ups | ✓ Hints, alt methods, ELI5 | ✓ General chat | Not available |
| Practice and flashcards | ✓ One-tap from any solve | Manual prompting | Not available |
| Code debugging | ✓ Python, Java, C++, SQL... | ✓ Yes | Not available |
| Free to start | ✓ Daily solves, no card | Limited model access | Steps locked behind paywall |