Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 683bbd325be6f3963aa20550b352c07ffee1f28127d2269e799041268955f65c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^