Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cfebf7fd0f5652ca5228ddfdeb8a922d76cd1d0b5d1b035fd821c7fdb14bda9a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^