Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a9fe9f4b7949987839efedbedcc637374d371b9bc7cdfd784b449e95a7554bf3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^