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PDF Annotation: Work with external documents directly in the app, make your notes and create flashcards using the source materials.  Whether you’re preparing briefs or structured lecture notes, a predefined template can help you create better materials, save time, and pay more attention to the subject matter.  diese App is an all-in-one learning tool that combines note-taking, knowledge management, flashcards, and spaced repetition to enable effective and efficient learning.  Easily create and edit formulas on the fly as you take notes, and enjoy a clear and attractive display of these formulas as you review your notes and flashcards.  Notes, Docs & Outlines: Capture and link your ideas. diese App is built for thinking and long-term knowledge management.  Linked Reference: Reference and review all notes connected to a specific topic with contextual links and create flashcard sets on-the-fly as you take notes.  Highlight, create margin notes, and link sections of your document to the rest of your digital library.  Smart Flashcards: Create flashcards directly from your notes.  Code Block Notes: Take notes with a tool designed to accommodate programming, keeping your notes and annotations visually and semantically separate from your code.  Make your life a little easier using diese App’s structured note-taking, knowledge management, and intuitive memorization tools.  Tags: Tag your notes, to-do items, and even multimedia source materials like images and video.  Easy Formula Handling: The Latex feature allows you to create inline formulas with a simple annotation editor.  Build your long-term memory with the spaced repetition plan built into your flashcards.  Multimedia Embedding: Incorporate documents, videos, and anything else embeddable into your notes as you make them.  Grow your knowledge: Using diese App you’ll can connect the concept you learn about and generate more ideas.  Organize your thoughts, plans, and tasks: We’re built to help you plan all of your life in one place.