Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b2e3ebec07081ec6a201c27b75a2d4920b27d8905da2d7f103366016e97abd6e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^