Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7e81c12f9ff9d7b7581c1eb724dff4bb1feaf42bc395dfbb7cbe3f6bfec245cd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^