Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3fd90d7dcb0e1b870f5290a83805a983e30a1d1b916cbf4eab413c1c84acc434:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^