Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 64c715fb5674d8efb0886c0806e30cf843dde35432ddc21996921f3c9256f3b2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^