* a simple single threaded test with bc

it computes the first x digits of sin(x)

cpu/Makefile

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+all:
+	time ./bc_sin.sh 500
+	time ./bc_sin.sh 1000
+	time ./bc_sin.sh 2000
+	time ./bc_sin.sh 3000

cpu/bc_sin.sh

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+#!/bin/bash
+
+# bc is not threaded. This only tests 1 cpu
+
+echo "scale=$1; s(1)" | bc -l &>/dev/null