ICOOOLPS update

ecoop26/kmeans.phnx

@@ -0,0 +1,42 @@
+struct point { float32 x; float32 y; }
+
+float32 distance(const point &p1, const point &p2) {
+    float32 x1 = p1.x; float32 x2 = p2.x;
+    float32 y1 = p1.y; float32 y2 = p2.y;
+    float32 dx = (x2 - x1); float32 dy = (y2 - y1);
+    return sqrt(dx * dx + dy * dy);
+}
+
+point add(const point &p1, const point &p2) {
+    return new point(p1.x + p2.x, p1.y + p2.y);
+}
+
+point divide(const point &p, float32 div) {
+    if(div == 0.0f) return new point(0.0f, 0.0f); // edge case...
+    return new point(p.x / div, p.y / div);
+}
+
+type temp_center = pair<point, float32>;
+pair<uint32, float32> mk_acc(uint32 idx, float32 dist) { return new pair<uint32, float32>(idx, dist); }
+temp_center mk_temp_center(point p, float32 counter) { return new temp_center(p, counter); }
+
+@Export
+void kmeans(const vec<point> &points, vec<point> &centers) {
+    vec<temp_center> temp{centers.size()};
+    project p in points into temp {
+        pair<uint32, float32> acc;
+        @NoVectorize
+        accumulate (c, idx) in centers with mk_acc(0u, INF) into acc {
+            float32 dist = distance(p, c);
+            if(dist < acc.second) continue with mk_acc(idx, dist);
+            else continue;
+        }
+
+        uint32 closest_idx = acc.first;
+        continue[closest_idx] with (curr) -> mk_temp_center(add(p, curr.first), curr.second + 1.0f);
+    }
+
+    project c in temp into centers {
+        continue with divide(c.first, c.second);
+    }
+}

ecoop26/mini-ex.phnx

@@ -0,0 +1,42 @@
+// example 1: multiply by constant
+@Export
+void mul_by_5(vec<uint32> &xs) {
+    foreach x in xs {
+//         xs = new vec<uint32>(x);
+//         return;
+//         uint32 y = xs[x];
+//         if(x > 10u) continue;
+        continue with 5u * x;
+    }
+}
+
+// example 2: pairwise sum
+@Export
+vec<uint32> add(const vec<uint32> &xs, const vec<uint32> &ys) {
+    vec<uint32> out = new vec<uint32>(xs.size());
+    merge (x, y) in (xs, ys) into out {
+        continue with x + y;
+    }
+    return out;
+}
+
+// example 3: minimum
+@Export
+uint32 min_of(const vec<uint32> &xs) {
+    uint32 min;
+    accumulate x in xs with MAX_UINT32 into min {
+        continue with (x < min) ? x : min;
+    }
+    return min;
+}
+
+// example 4: counting
+@Export
+vec<uint32> count(const vec<uint32> &xs, uint32 max) {
+    vec<uint32> counters{max + 1u};
+    project x in xs into counters {
+        uint32 counter_idx = (x < max) ? x : max;
+        continue[counter_idx] with (curr) -> curr + 1u;
+    }
+    return counters;
+}

index.html

@@ -225,12 +225,18 @@ Phoenix, a data-parallel programming language
 <hr />
 <h2 id="news">News</h2>
 <ul>
-<li><a
-href="https://2026.ecoop.org/"><strong>ECOOP’26</strong></a><br />
+<li><a href="https://2026.ecoop.org"><strong>ECOOP’26</strong></a><br />
 <small>June 29 - July 3, 2026</small><br />
-I will present a demo at <a
-href="https://2026.ecoop.org/home/ICOOOLPS-2026">ICOOOLPS 2026</a> in
-Brussels, and will stay to attend ECOOP.</li>
+I’m attending presentations and learning! Find me at ECOOP!<br />
+</li>
+<li><a href="https://2026.ecoop.org/home/ICOOOLPS-2026"><strong>ICOOOLPS
+2026</strong></a><br />
+<small>June 29, 2026</small><br />
+I presented my demo at ICOOOLPS 2026 in Brussels. You can find the <a
+href="./ecoop26/slides_icooolps.pdf">slides</a> and Phoenix code
+examples (<a href="./ecoop26/mini-ex.phnx">1</a> <a
+href="./ecoop26/kmeans.phnx">2</a>) at the links.<br />
+</li>
 <li><a
 href="https://pliss.org/2025/"><strong>PLISS’25</strong></a><br />
 <small>May 26 - May 31, 2025</small><br />

jaytux.com.md

@@ -40,9 +40,12 @@ header-includes:
 
 ## News
 
-- [**ECOOP'26**](https://2026.ecoop.org/)  
+- [**ECOOP'26**](https://2026.ecoop.org)  
   <small>June 29 - July 3, 2026</small>  
-  I will present a demo at [ICOOOLPS 2026](https://2026.ecoop.org/home/ICOOOLPS-2026) in Brussels, and will stay to attend ECOOP.
+  I'm attending presentations and learning! Find me at ECOOP!  
+- [**ICOOOLPS 2026**](https://2026.ecoop.org/home/ICOOOLPS-2026)  
+  <small>June 29, 2026</small>  
+  I presented my demo at ICOOOLPS 2026 in Brussels. You can find the [slides](./ecoop26/slides_icooolps.pdf) and Phoenix code examples ([1](./ecoop26/mini-ex.phnx) [2](./ecoop26/kmeans.phnx)) at the links.  
 - [**PLISS'25**](https://pliss.org/2025/)   
   <small>May 26 - May 31, 2025</small>  
   I attended the summer school in Bertinoro! This was followed by a short trip to Firenze/Florence, Muenchen/Munich, and Ravenstein.

sync

@@ -1,3 +1,3 @@
 #!/usr/bin/zsh 
 
-scp **/*.html **/*.css **/*.svg **/*.png **/*.jpg **/*.pdf jay@jaytux.com:/etc/jaytux.com/main/
+rsync -Rt **/*.html **/*.css **/*.svg **/*.png **/*.jpg **/*.pdf **/*.phnx jay@jaytux.com:/etc/jaytux.com/main/