Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b5c3fe3e3e60e3ccd1d26e0cb47e0c43e76b09c59b1d9b923fde1a3c6d533e97:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^