Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6ba19d11b497c7b33f2d9e99930d5a0d6bb13ca319e7f9f4682659e7d674967f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^