ref: 10070ded89311ccda509c947f2dd59526ec824d5 dir: /pi/
#!/bin/rc # Calculate pi. echo '1sq180sr60st2si[3li*1+d1+*3*suli27*12-lq*5lr*+lt5*/d48+Psy10lqlid2*1-***10lulqli5*2-*lr+lylt*-**srsqlult*stli1+silmx]smlmx' | dc