Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> db5ff52de76897b1dab89dc3052a6f2d55163cba410e75f4162844a3e0394bef:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^