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06](https://deepnote.com/project/38755e4e-23f6-4f5f-8c68-8a2e4114b1c1/notebook/c0645a4db6e04188ab5b119e87c53bed)“目标是否排除了无用解”的短练习，连接[P11](/course/pages/l3-r2-p11.html)。","sha256":"53fa9c19f4f002ab0423f2d77c8cb6e23ac67657c840a0f59ba2af39dfc0ab9a","chapter":{"id":"course","title":"学习路径： 视图、投影头与历史字典"},"unit":{"id":"notebook-blocks/39d5a7ff74ae40e2a86056d0d8322096","title":"学习路径： 视图、投影头与历史字典"},"page":{"id":"reading-opening","title":"学习路径： 视图、投影头与历史字典","number":1},"sectionTitle":"学习路径： 视图、投影头与历史字典","currentQuestion":"学习路径： 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07](https://deepnote.com/project/38755e4e-23f6-4f5f-8c68-8a2e4114b1c1/notebook/0d1b8f6fbf6a476c93ffcc169f2ec1f4)。","sha256":"4147796ae4ead92b43e08522b105209b4a1034658b258e4d047f2bbbe1a55c8a","chapter":{"id":"course","title":"学习路径： 视图、投影头与历史字典"},"unit":{"id":"notebook-blocks/39d5a7ff74ae40e2a86056d0d8322096","title":"学习路径： 视图、投影头与历史字典"},"page":{"id":"reading-opening","title":"学习路径： 视图、投影头与历史字典","number":1},"sectionTitle":"学习路径： 视图、投影头与历史字典","currentQuestion":"学习路径： 视图、投影头与历史字典","sourceSlides":[],"knowledgeBlock":null,"formulas":[],"previousBlock":"b-a9f6a4b719bac71653a2f271","nextBlock":null,"prerequisites":[{"id":"b-8ae35e73d9f93724460437db","url":"#b-8ae35e73d9f93724460437db","role":"section-title"},{"id":"b-56641e98ced75c01937cd915","url":"#b-56641e98ced75c01937cd915","role":"problem-context"}],"relatedBlocks":[]}]}