Hi, I’m Patrick Michalik. I make Android apps and libraries, and occasionally websites. I know Kotlin, Python, and JavaScript. As for human languages, I’m bilingual and have native fluency in English and Polish.

Get in TouchVico

A light and extensible chart library for Android.

Co-Creator

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Device Frames

Customizable vector device frames.

Creator

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LiftApp

A free workout tracker for Android.

Co-Creator

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Opto

A lightweight Preferences DataStore wrapper.

Creator

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Modular Inverse Calculator

A tool to find a modular multiplicative inverse of an integer.

Mathematics

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Finding the Matrix of a Linear Transformation

The transformation matrix for polynomial differentiation.

February 3, 2023

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The Derivative of x to the x to the x

A use case for logarithmic differentiation.

February 3, 2023

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Finding a Modular Inverse of an Integer

Using the extended Euclidean algorithm in modular arithmetic.

January 27, 2023

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Kotlin: fold vs. reduce

The difference between the two collection functions.

May 27, 2022

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Adding Modifiers Conditionally in Jetpack Compose

Simplifying conditional modification with extension functions.

April 24, 2022

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© 2018–2023 Patrick Michalik