Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3fa4356b0d9c74d6817f37c80be935b0e4b0f72c214e780b2d7ce2c111835b5f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^