Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 035a5017a8be7400d4ad63cf3795344aed4f5774c72c3cd15347ecde35d8ca1d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^