Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ead5daa204aad798f0841c28a6f5d611fd26103ca8e35d8c65ac638c27ca840e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^