Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1b3b705005c66da934e505781ca13875a3f1118fe460ef6001c29922dd99e99a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^