diff --git a/src/main/matlab/+strategies/+placement/verifyCosineLawCriticalAngleStrategy.m b/src/main/matlab/+strategies/+placement/verifyCosineLawCriticalAngleStrategy.m
new file mode 100644
index 0000000..b945679
--- /dev/null
+++ b/src/main/matlab/+strategies/+placement/verifyCosineLawCriticalAngleStrategy.m
@@ -0,0 +1,16 @@
+function res = verifyCosineLawCriticalAngleStrategy(chip, n1, n2, n3)
+    import utils.squareIt;
+
+    aX = n1.x - n2.x;
+    aY = n1.y - n2.y;
+    bX = n3.x - n2.x;
+    bY = n3.y - n2.y;
+
+    aDotBSquared = squareIt((aX * bX) + (aY * bY));
+    aSquaredBSquared = (squareIt(aX) + squareIt(aY)) * (squareIt(bX) + squareIt(bY))
+
+    cosineSquaredTheta = aDotBSquared / aSquaredBSquared;
+    cosineSquaredThetaCritical = squareIt(cos(chip.criticalCrossingAngle));
+
+    res = cosineSquaredThetaCritical <= cosineSquaredTheta;
+end
diff --git a/src/main/matlab/+strategies/+placement/verifyFiniteChipAreaRuleStrategy.m b/src/main/matlab/+strategies/+placement/verifyFiniteChipAreaRuleStrategy.m
new file mode 100644
index 0000000..14c7f24
--- /dev/null
+++ b/src/main/matlab/+strategies/+placement/verifyFiniteChipAreaRuleStrategy.m
@@ -0,0 +1,14 @@
+function res = verifyFiniteChipAreaRuleStrategy(chip, varargin)
+    res = 1;
+    for idx = 1:numel(varargin)
+        node = varargin{idx};
+        res = res & validateNodeCoordinates(chip, node);
+    end
+end
+
+function res = validateNodeCoordinates(chip, node)
+    res = node.x > 0.0 & ...
+          node.y > 0.0 & ...
+          node.x < chip.maximumChipSizeX & ...
+          node.y < chip.maximumChipSizeY;
+end
diff --git a/src/main/matlab/+strategies/+placement/verifyMinimumChannelLengthStrategy.m b/src/main/matlab/+strategies/+placement/verifyMinimumChannelLengthStrategy.m
new file mode 100644
index 0000000..b102bdc
--- /dev/null
+++ b/src/main/matlab/+strategies/+placement/verifyMinimumChannelLengthStrategy.m
@@ -0,0 +1,3 @@
+function res = verifyMinimumChannelLength(chip, channel)
+    res = channel.len >= chip.minimumChannelLength;
+end
diff --git a/src/main/matlab/+strategies/+placement/verifyPythagoreanLengthRuleStrategy.m b/src/main/matlab/+strategies/+placement/verifyPythagoreanLengthRuleStrategy.m
new file mode 100644
index 0000000..7837974
--- /dev/null
+++ b/src/main/matlab/+strategies/+placement/verifyPythagoreanLengthRuleStrategy.m
@@ -0,0 +1,5 @@
+function res = verifyPythagoreanLengthRuleStrategy(n1, n2, channel)
+    import utils.squareIt;
+
+    res = squareIt(n1.x - n2.x) + squareIt(n1.y - n2.y) == channel.len;
+end
diff --git a/src/main/matlab/+types/Channel.m b/src/main/matlab/+types/Channel.m
new file mode 100644
index 0000000..0a4bacb
--- /dev/null
+++ b/src/main/matlab/+types/Channel.m
@@ -0,0 +1,11 @@
+classdef Channel
+    properties
+        len
+    end
+
+    methods
+        function channel = Channel(len)
+            channel.len = len;
+        end
+    end
+end
diff --git a/src/main/matlab/+types/Chip.m b/src/main/matlab/+types/Chip.m
new file mode 100644
index 0000000..814d882
--- /dev/null
+++ b/src/main/matlab/+types/Chip.m
@@ -0,0 +1,10 @@
+classdef Chip
+    properties
+        minimumNodeDistance
+        minimumChannelLength
+        maximumChipSizeX
+        maximumChipSizeY
+        criticalCrossingAngle
+    end
+
+end
diff --git a/src/main/matlab/+types/Node.m b/src/main/matlab/+types/Node.m
new file mode 100644
index 0000000..2a84e78
--- /dev/null
+++ b/src/main/matlab/+types/Node.m
@@ -0,0 +1,18 @@
+classdef Node
+    properties
+        % x, y are assumed to be the co-ordinates of
+        % the top-left edge of the node
+        x
+        y
+        area
+    end
+
+    methods
+        function node = Node(x, y)
+            node.x = x;
+            node.y = y;
+            node.area = 0;
+        end
+    end
+
+end
diff --git a/src/main/matlab/+utils/squareIt.m b/src/main/matlab/+utils/squareIt.m
new file mode 100644
index 0000000..b4fa0ce
--- /dev/null
+++ b/src/main/matlab/+utils/squareIt.m
@@ -0,0 +1,3 @@
+function res = squareIt(value)
+    res = value ^ 2;
+end