It seems you are looking for the PDF of the book "Cálculo: Conceptos y Contextos" by James Stewart.
The text also famously introduces the derivative before the limit in some sections—a pedagogical choice that sparks debate. However, this reflects Stewart’s commitment to intuitive learning. He presents the limit as a necessary formalization of the intuitive idea of "getting closer," rather than a terrifying wall of epsilon-delta notation. The rigorous definition appears, but only after the student has developed a genuine need for it.
MIT OpenCourseWare - Cálculo 1 (18.01)
Las clases del profesor David Jerison siguen un enfoque muy similar a Stewart. Incluyen videos, problemas y soluciones. Calculo Conceptos Y Contextos James Stewart.pdf
This is the most common question students ask. Here is the difference:
This multi-representational approach directly addresses the common student complaint: "I can do the problems, but I don’t understand what it means." By constantly shifting contexts, Stewart forces the learner to internalize the idea of instantaneous rate of change, not just the mechanics of differentiation. This is where the "concepts" in the title become tangible. It seems you are looking for the PDF
James Stewart is arguably the most famous calculus author in modern history. While his other book, Cálculo: Trascendentes Tempranas, is known as the "standard" rigorous text, "Conceptos y Contextos" was written with a different philosophy. It aims to strike a balance between formal rigor and conceptual understanding, streamlining the curriculum to focus on what is most essential.
Here are some tips for learning calculus with "Calculo Conceptos Y Contextos James Stewart.pdf": Vectores en 2D y 3D Producto punto y
Mito 3: "Los profesores lo recomiendan pirateado."
Realidad: Ningún profesor con ética profesional recomienda fuentes ilegales. En cambio, suelen dejar copias físicas en reserva de biblioteca o enlaces a compras asequibles.