Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b01c09f6db593411fce91bda12da6c001ea36d6e5283c86f4ed78a4b8043b1a4:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^