Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2a60dede0646f6ced97bc816a061bc1eb0f66c3b4b0cf49f060f7e6973d436a8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^