Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7523867727fc656f9fb5d513d2bcad7063be427fe90d0dcbc811a56618599fd7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^