diff --git a/chatglm/graph.md b/chatglm/graph.md
deleted file mode 100644
index 5896abe..0000000
--- a/chatglm/graph.md
+++ /dev/null
@@ -1,88 +0,0 @@
-## data flow
-
-```
-                        query    ->  "你好" 
-                          ┃
-                      tokenizer  -> input_ids  [6]
-                          ┃
- rotary_pos_emb       embedding  ->  [1, 6, 4096]
-               ╲     ╱
-               GLMBlock x 28  ->  [6, 1, 4096]      <━━━┓
-                RMSNorm       ->  [6, 1, 4096]          ┃    final_layernorm
-                 [-1:]        ->  [1, 1, 4096]          ┃
-                Linear        ->  [1, 1, 65024]         ┃    output_layer  4096->65024
-                softmax       ->  [1, 65024]            ┃
-               multinomial    ->  [1]                   ┃
-          cat([input_ids, next_tokens])              ━━━┛
-                  ↓
- tokenizer.decode( )
-
-# GLMBlock
-
-      input
-   ╱         ╲
-  ╱ RMSNorm  hidden_states   -> [6, 1, 4096]
- ┃  ┋       ╱       ╲
- ┃  ┋       ┃       pow(2)  -> [6, 1, 4096]
- ┃  ┋       ┃        ┃
- ┃  ┋       ┃       mean    -> [6, 1, 1]
- ┃  ┋       ┃        ↓  
- ┃  ┋       ┃ rsqrt(   + eps)  -> [6, 1, 1]
- ┃  ┋        ╲   ╱
- ┃  ┋          mul              -> [6, 1, 4096]
- ┃  ┋            ╲     weight   -> [4096]
- ┃  ┋             ╲    ╱
- ┃  RMSNorm         mul          -> [6, 1, 4096]
- ┃                       ╲
- ┃  SelfAttention           x              -> [6, 1, 4096]
- ┃  ┋                       ┃
- ┃  ┋                     Linear           -> [6, 1, 4608]  4096->4608
- ┃  ┋                    ╱  ┃  ╲
- ┃  ┋                   q   k   v    [6, 1, 32, 128]  [6, 1, 2, 128]  [6, 1, 2, 128]
- ┃  ┋                  ╱    ┃    ╲
- ┃  ┋             pos_emb pos_emb ╲        ->   cat( x0*y0-x1*y1, x1*y0-x0*y1, x, y)
- ┃  ┋                 ┃     ┃      ┃
- ┃  ┋                 ┃   expand  expand   -> [6, 1, 32, 128] [6, 1, 32, 128]
- ┃  ┋            permute permute permute   -> [1, 32, 6, 128] [1, 32, 6, 128] [1, 32, 6, 128]
- ┃  ┋                  ╲   ╱       ┃       
- ┃  ┋          ┏----  matmul       ┃       -> [1, 32, 6, 128] [1, 32, 128, 6] -> [1, 32, 6, 6]
- ┃  ┋          ┃    add(mask)      ╱       -> [1, 32, 6, 6]
- ┃  ┋ attention┃      softmax     ╱        -> [1, 32, 6, 6] dim:-1
- ┃  ┋          ┃           ╲     ╱
- ┃  ┋          ┗----       matmul          -> [1, 32, 6, 6] [1, 32, 6, 128] -> [1, 32, 6, 128] -> [6, 1, 4096]
- ┃  SelfAttention          Linear          -> [6, 1, 4096]  4096->4096
- ┃                       ╱
- ┃           dropout
-  ╲         ╱
-      Add
-  ╱         ╲
- ┃  RMSNorm  hidden_states   -> [6, 1, 4096]
- ┃  ┋       ╱       ╲
- ┃  ┋       ┃       pow(2)  -> [6, 1, 4096]
- ┃  ┋       ┃        ┃
- ┃  ┋       ┃       mean    -> [6, 1, 1]
- ┃  ┋       ┃        ↓  
- ┃  ┋       ┃ rsqrt(   + eps)  -> [6, 1, 1]
- ┃  ┋        ╲   ╱
- ┃  ┋          mul              -> [6, 1, 4096]
- ┃  ┋            ╲     weight   -> [4096]
- ┃  ┋             ╲    ╱
- ┃  RMSNorm         mul          -> [6, 1, 4096]
- ┃                 ╱
- ┃  mlp           ╱ 
- ┃  ┋       Linear         ->  [6, 1, 27392]  4096->27392
- ┃  ┋       ╱    ╲
- ┃  ┋    chunk1   chunk0    ->  [6, 1, 13696]
- ┃  ┋      ┃      ┃  ╲
- ┃  ┋      ┃      ┃  sigmoid
- ┃  ┋      ┃      ┃  ╱
- ┃  ┋      ┃      mul
- ┃  ┋       ╲    ╱
- ┃  ┋         mul           ->  [6, 1, 13696]
- ┃  mlp     Linear          ->  [6, 1, 4096]  13696->4096
- ┃           ╱
- ┃     dropout
- ┃    ╱
-  Add
-
-```