Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c8bbb0cfde14189117f2b95da305d6d976008624961377bf86b1250bd3ae999b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^