diff --git a/engine-proto/alg-test/ConstructionViewer.jl b/engine-proto/ConstructionViewer.jl
similarity index 100%
rename from engine-proto/alg-test/ConstructionViewer.jl
rename to engine-proto/ConstructionViewer.jl
diff --git a/engine-proto/alg-test/Engine.Algebraic.jl b/engine-proto/Engine.Algebraic.jl
similarity index 100%
rename from engine-proto/alg-test/Engine.Algebraic.jl
rename to engine-proto/Engine.Algebraic.jl
diff --git a/engine-proto/alg-test/Engine.Numerical.jl b/engine-proto/Engine.Numerical.jl
similarity index 100%
rename from engine-proto/alg-test/Engine.Numerical.jl
rename to engine-proto/Engine.Numerical.jl
diff --git a/engine-proto/alg-test/Engine.jl b/engine-proto/Engine.jl
similarity index 100%
rename from engine-proto/alg-test/Engine.jl
rename to engine-proto/Engine.jl
diff --git a/engine-proto/alg-test/HittingSet.jl b/engine-proto/HittingSet.jl
similarity index 100%
rename from engine-proto/alg-test/HittingSet.jl
rename to engine-proto/HittingSet.jl
diff --git a/lang-trials/rust/.gitignore b/lang-trials/rust/.gitignore
deleted file mode 100644
index 1d4e644..0000000
--- a/lang-trials/rust/.gitignore
+++ /dev/null
@@ -1,2 +0,0 @@
-target/*
-dist/*
\ No newline at end of file
diff --git a/lang-trials/rust/Cargo.toml b/lang-trials/rust/Cargo.toml
deleted file mode 100644
index 278a7c3..0000000
--- a/lang-trials/rust/Cargo.toml
+++ /dev/null
@@ -1,32 +0,0 @@
-[package]
-name = "sycamore-trial"
-version = "0.1.0"
-authors = ["Aaron"]
-edition = "2021"
-
-[features]
-default = ["console_error_panic_hook"]
-
-[dependencies]
-nalgebra = "0.33.0"
-sycamore = "0.9.0-beta.2"
-
-# The `console_error_panic_hook` crate provides better debugging of panics by
-# logging them with `console.error`. This is great for development, but requires
-# all the `std::fmt` and `std::panicking` infrastructure, so isn't great for
-# code size when deploying.
-console_error_panic_hook = { version = "0.1.7", optional = true }
-
-[dependencies.web-sys]
-version = "0.3.69"
-features = [
- 'CanvasRenderingContext2d',
- 'HtmlCanvasElement',
-]
-
-[dev-dependencies]
-wasm-bindgen-test = "0.3.34"
-
-[profile.release]
-# Tell `rustc` to optimize for small code size.
-opt-level = "s"
diff --git a/lang-trials/rust/index.html b/lang-trials/rust/index.html
deleted file mode 100644
index 04a39a0..0000000
--- a/lang-trials/rust/index.html
+++ /dev/null
@@ -1,8 +0,0 @@
-
-
-
- Lattice circle
-
-
-
-
diff --git a/lang-trials/rust/main.css b/lang-trials/rust/main.css
deleted file mode 100644
index 7045d73..0000000
--- a/lang-trials/rust/main.css
+++ /dev/null
@@ -1,50 +0,0 @@
-body {
- margin-left: 20px;
- margin-top: 20px;
- color: #fcfcfc;
- background-color: #202020;
-}
-
-input {
- color: inherit;
- background-color: #020202;
- border: 1px solid #606060;
- min-width: 40px;
- border-radius: 4px;
-}
-
-input.point-1 {
- border-color: #ba5d09;
-}
-
-input.point-2 {
- border-color: #0e8a06;
-}
-
-input.point-3 {
- border-color: #8951fb;
-}
-
-#data-panel {
- float: left;
- margin-left: 20px;
- display: grid;
- grid-template-columns: auto auto;
- gap: 10px 10px;
- width: 120px;
-}
-
-#data-panel > div {
- text-align: center;
-}
-
-#result-display {
- margin-top: 10px;
- font-weight: bold;
-}
-
-canvas {
- float: left;
- background-color: #020202;
- border-radius: 10px;
-}
\ No newline at end of file
diff --git a/lang-trials/rust/src/engine.rs b/lang-trials/rust/src/engine.rs
deleted file mode 100644
index 0dbee3f..0000000
--- a/lang-trials/rust/src/engine.rs
+++ /dev/null
@@ -1,38 +0,0 @@
-use nalgebra::*;
-
-pub struct Circle {
- pub center_x: f64,
- pub center_y: f64,
- pub radius: f64,
-}
-
-// construct the circle through the points given by the columns of `points`
-pub fn circ_thru(points: Matrix2x3) -> Option {
- // build the matrix that maps the circle's coefficient vector to the
- // negative of the linear part of the circle's equation, evaluated at the
- // given points
- let neg_lin_part = stack![2.0*points.transpose(), Vector3::repeat(1.0)];
-
- // find the quadrdatic part of the circle's equation, evaluated at the given
- // points
- let quad_part = Vector3::from_iterator(
- points.column_iter().map(|v| v.dot(&v))
- );
-
- // find the circle's coefficient vector, and from there its center and
- // radius
- match neg_lin_part.lu().solve(&quad_part) {
- None => None,
- Some(coeffs) => {
- let center_x = coeffs[0];
- let center_y = coeffs[1];
- Some(Circle {
- center_x: center_x,
- center_y: center_y,
- radius: (
- coeffs[2] + center_x*center_x + center_y*center_y
- ).sqrt(),
- })
- }
- }
-}
\ No newline at end of file
diff --git a/lang-trials/rust/src/main.rs b/lang-trials/rust/src/main.rs
deleted file mode 100644
index af011a2..0000000
--- a/lang-trials/rust/src/main.rs
+++ /dev/null
@@ -1,114 +0,0 @@
-use nalgebra::Matrix2x3;
-use std::f64::consts::PI as PI;
-use sycamore::{prelude::*, rt::{JsCast, JsValue}};
-
-mod engine;
-
-fn main() {
- // set up a config option that forwards panic messages to `console.error`
- #[cfg(feature = "console_error_panic_hook")]
- console_error_panic_hook::set_once();
-
- sycamore::render(|| {
- let data = [-1.0, 0.0, 0.0, -1.0, 1.0, 0.0].map(|n| create_signal(n));
- let display = create_node_ref();
-
- on_mount(move || {
- let canvas = display
- .get::()
- .unchecked_into::();
- let ctx = canvas
- .get_context("2d")
- .unwrap()
- .unwrap()
- .dyn_into::()
- .unwrap();
-
- create_effect(move || {
- // center and normalize the coordinate system
- let width = canvas.width() as f64;
- let height = canvas.height() as f64;
- ctx.set_transform(1.0, 0.0, 0.0, -1.0, 0.5*width, 0.5*height).unwrap();
-
- // clear the previous frame
- ctx.clear_rect(-0.5*width, -0.5*width, width, height);
-
- // find the resolution
- const R_DISP: f64 = 5.0;
- let res = width / (2.0*R_DISP);
-
- // set colors
- let highlight_style = JsValue::from("white");
- let grid_style = JsValue::from("#404040");
- let point_fill_styles = ["#ba5d09", "#0e8a06", "#8951fb"];
- let point_stroke_styles = ["#f89142", "#58c145", "#c396fc"];
-
- // draw the grid
- let r_grid = (R_DISP - 0.01).floor() as i32;
- let edge_scr = res * R_DISP;
- ctx.set_stroke_style(&grid_style);
- for t in -r_grid ..= r_grid {
- let t_scr = res * (t as f64);
-
- // draw horizontal grid line
- ctx.begin_path();
- ctx.move_to(-edge_scr, t_scr);
- ctx.line_to(edge_scr, t_scr);
- ctx.stroke();
-
- // draw vertical grid line
- ctx.begin_path();
- ctx.move_to(t_scr, -edge_scr);
- ctx.line_to(t_scr, edge_scr);
- ctx.stroke();
- }
-
- // find and draw the circle through the given points
- let data_vals = data.map(|sig| sig.get()).to_vec();
- let points = Matrix2x3::from_vec(data_vals);
- if let Some(circ) = engine::circ_thru(points) {
- ctx.begin_path();
- ctx.set_stroke_style(&highlight_style);
- ctx.arc(
- res * circ.center_x,
- res * circ.center_y,
- res * circ.radius,
- 0.0, 2.0*PI
- ).unwrap();
- ctx.stroke();
- }
-
- // draw the data points
- for n in 0..3 {
- ctx.begin_path();
- ctx.set_fill_style(&JsValue::from(point_fill_styles[n]));
- ctx.set_stroke_style(&JsValue::from(point_stroke_styles[n]));
- let ind_x = 2*n;
- let ind_y = ind_x + 1;
- ctx.arc(
- res * data[ind_x].get(),
- res * data[ind_y].get(),
- 3.0,
- 0.0, 2.0*PI
- ).unwrap();
- ctx.fill();
- ctx.stroke();
- }
- });
- });
-
- view! {
- canvas(ref=display, width="600", height="600")
- div(id="data-panel") {
- div { "x" }
- div { "y" }
- input(type="number", class="point-1", bind:valueAsNumber=data[0])
- input(type="number", class="point-1", bind:valueAsNumber=data[1])
- input(type="number", class="point-2", bind:valueAsNumber=data[2])
- input(type="number", class="point-2", bind:valueAsNumber=data[3])
- input(type="number", class="point-3", bind:valueAsNumber=data[4])
- input(type="number", class="point-3", bind:valueAsNumber=data[5])
- }
- }
- });
-}
\ No newline at end of file