Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0b65267e5d6422d0e314feab1318e7755dfa64e63358767510295613ccbfef49:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^